build(deps): [security] bump handlebars from 4.2.0 to 4.3.0

Bumps [handlebars](https://github.com/wycats/handlebars.js) from 4.2.0 to 4.3.0. **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/v4.2.0...v4.3.0)

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

packages/plugins/scaffolding/package.json

@@ -49,7 +49,7 @@
     "embark-i18n": "^5.0.0-alpha.5",
     "embark-logger": "^5.0.0-alpha.5",
     "embark-utils": "^5.0.0-alpha.9",
-    "handlebars": "4.2.0",
+    "handlebars": "4.3.0",
     "web3-utils": "1.2.4"
   },
   "devDependencies": {

yarn.lock

@@ -10860,21 +10860,10 @@ handle-thing@^2.0.0:
   resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-2.0.0.tgz#0e039695ff50c93fc288557d696f3c1dc6776754"
   integrity sha512-d4sze1JNC454Wdo2fkuyzCr6aHcbL6PGGuFAz0Li/NcOm1tCHGnWDRmJP85dh9IhQErTc2svWFEX5xHIOo//kQ==
 
-handlebars@4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.2.0.tgz#57ce8d2175b9bbb3d8b3cf3e4217b1aec8ddcb2e"
-  integrity sha512-Kb4xn5Qh1cxAKvQnzNWZ512DhABzyFNmsaJf3OAkWNa4NkaqWcNI8Tao8Tasi0/F4JD9oyG0YxuFyvyR57d+Gw==
-  dependencies:
-    neo-async "^2.6.0"
-    optimist "^0.6.1"
-    source-map "^0.6.1"
-  optionalDependencies:
-    uglify-js "^3.1.4"
-
-handlebars@^4.0.1, handlebars@^4.1.2:
-  version "4.1.2"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.1.2.tgz#b6b37c1ced0306b221e094fc7aca3ec23b131b67"
-  integrity sha512-nvfrjqvt9xQ8Z/w0ijewdD/vvWDTOweBUm96NTr66Wfvo1mJenBLwcYmPs3TIBP5ruzYGD7Hx/DaM9RmhroGPw==
+handlebars@4.3.0, handlebars@^4.0.1, handlebars@^4.1.2:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.3.0.tgz#427391b584626c9c9c6ffb7d1fb90aa9789221cc"
+  integrity sha512-7XlnO8yBXOdi7AzowjZssQr47Ctidqm7GbgARapOaqSN9HQhlClnOkR9HieGauIT3A8MBC6u9wPCXs97PCYpWg==
   dependencies:
     neo-async "^2.6.0"
     optimist "^0.6.1"