[Security] Bump handlebars from 4.1.2 to 4.7.3 (#2095)

Bumps [handlebars](https://github.com/wycats/handlebars.js) from 4.1.2 to 4.7.3. **This update includes a security fix.**
- [Release notes](https://github.com/wycats/handlebars.js/releases)
- [Changelog](https://github.com/wycats/handlebars.js/blob/master/release-notes.md)
- [Commits](https://github.com/wycats/handlebars.js/compare/v4.1.2...v4.7.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package-lock.json

@@ -5158,8 +5158,7 @@
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       "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.1.tgz",
-      "integrity": "sha512-cCuLsMhJeWQ/ZpsFTbE765kvVfoeSddc4nU3up4fV+fDBcfUXnbITJ+JzhkdjzOqhURjZgujxaioam4RM9yGUg==",
-      "dev": true
+      "integrity": "sha512-cCuLsMhJeWQ/ZpsFTbE765kvVfoeSddc4nU3up4fV+fDBcfUXnbITJ+JzhkdjzOqhURjZgujxaioam4RM9yGUg=="
     },
     "component-emitter": {
       "version": "1.3.0",
@@ -13671,17 +13670,6 @@
             "glogg": "^1.0.0"
           }
         },
-        "handlebars": {
-          "version": "4.1.2",
-          "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz",
-          "integrity": "sha512-nvfrjqvt9xQ8Z/w0ijewdD/vvWDTOweBUm96NTr66Wfvo1mJenBLwcYmPs3TIBP5ruzYGD7Hx/DaM9RmhroGPw==",
-          "requires": {
-            "neo-async": "^2.6.0",
-            "optimist": "^0.6.1",
-            "source-map": "^0.6.1",
-            "uglify-js": "^3.1.4"
-          }
-        },
         "har-schema": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-2.0.0.tgz",
@@ -19390,7 +19378,6 @@
           "version": "3.6.0",
           "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.6.0.tgz",
           "integrity": "sha512-W+jrUHJr3DXKhrsS7NUVxn3zqMOFn0hL/Ei6v0anCIMoKC93TjcflTagwIHLW7SfMFfiQuktQyFVCFHGUE0+yg==",
-          "optional": true,
           "requires": {
             "commander": "~2.20.0",
             "source-map": "~0.6.1"
@@ -28178,23 +28165,14 @@
       }
     },
     "handlebars": {
-      "version": "4.7.2",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.2.tgz",
-      "integrity": "sha512-4PwqDL2laXtTWZghzzCtunQUTLbo31pcCJrd/B/9JP8XbhVzpS5ZXuKqlOzsd1rtcaLo4KqAn8nl8mkknS4MHw==",
-      "dev": true,
+      "version": "4.7.3",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.3.tgz",
+      "integrity": "sha512-SRGwSYuNfx8DwHD/6InAPzD6RgeruWLT+B8e8a7gGs8FWgHzlExpTFMEq2IA6QpAfOClpKHy6+8IqTjeBCu6Kg==",
       "requires": {
         "neo-async": "^2.6.0",
         "optimist": "^0.6.1",
         "source-map": "^0.6.1",
         "uglify-js": "^3.1.4"
-      },
-      "dependencies": {
-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true
-        }
       }
     },
     "har-schema": {
@@ -30539,8 +30517,7 @@
     "minimist": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-      "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-      "dev": true
+      "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0="
     },
     "minipass": {
       "version": "2.3.5",
@@ -30890,8 +30867,7 @@
     "neo-async": {
       "version": "2.6.1",
       "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.1.tgz",
-      "integrity": "sha512-iyam8fBuCUpWeKPGpaNMetEocMt364qkCsfL9JuhjXX6dRnguRVOfk2GZaDpPjcOKiiXCPINZC1GczQ7iTq3Zw==",
-      "dev": true
+      "integrity": "sha512-iyam8fBuCUpWeKPGpaNMetEocMt364qkCsfL9JuhjXX6dRnguRVOfk2GZaDpPjcOKiiXCPINZC1GczQ7iTq3Zw=="
     },
     "next-tick": {
       "version": "1.0.0",
@@ -31402,7 +31378,6 @@
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
       "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
-      "dev": true,
       "requires": {
         "minimist": "~0.0.1",
         "wordwrap": "~0.0.2"
@@ -31411,8 +31386,7 @@
         "wordwrap": {
           "version": "0.0.3",
           "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-          "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
-          "dev": true
+          "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
         }
       }
     },
@@ -32765,6 +32739,12 @@
           "requires": {
             "is-extendable": "^0.1.0"
           }
+        },
+        "source-map": {
+          "version": "0.5.7",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
+          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
+          "dev": true
         }
       }
     },
@@ -33510,10 +33490,9 @@
       }
     },
     "source-map": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-      "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
-      "dev": true
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
     },
     "source-map-resolve": {
       "version": "0.5.3",
@@ -34937,7 +34916,6 @@
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.6.0.tgz",
       "integrity": "sha512-W+jrUHJr3DXKhrsS7NUVxn3zqMOFn0hL/Ei6v0anCIMoKC93TjcflTagwIHLW7SfMFfiQuktQyFVCFHGUE0+yg==",
-      "dev": true,
       "optional": true,
       "requires": {
         "commander": "~2.20.0",
@@ -34948,7 +34926,6 @@
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
           "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true,
           "optional": true
         }
       }