Bump handlebars from 4.5.3 to 4.7.1

Bumps [handlebars](https://github.com/wycats/handlebars.js) from 4.5.3 to 4.7.1.
- [Release notes](https://github.com/wycats/handlebars.js/releases)
- [Changelog](https://github.com/wycats/handlebars.js/blob/v4.7.1/release-notes.md)
- [Commits](https://github.com/wycats/handlebars.js/compare/v4.5.3...v4.7.1)

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

package-lock.json

@@ -6636,9 +6636,9 @@
       "dev": true
     },
     "handlebars": {
-      "version": "4.5.3",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.5.3.tgz",
-      "integrity": "sha512-3yPecJoJHK/4c6aZhSvxOyG4vJKDshV36VHp0iVCDVh7o9w2vwi3NSnL2MMPj3YdduqaBcu7cGbggJQM0br9xA==",
+      "version": "4.7.1",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.1.tgz",
+      "integrity": "sha512-2dd6soo60cwKNJ90VewNLIzdZPR/E2YhszOTgHpN9V0YuwZk7x33/iZoIBnASwDFVHMY7iJ6NPL8d9f/DWYCTA==",
       "dev": true,
       "requires": {
         "neo-async": "^2.6.0",
@@ -12402,9 +12402,9 @@
       "dev": true
     },
     "uglify-js": {
-      "version": "3.6.9",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.6.9.tgz",
-      "integrity": "sha512-pcnnhaoG6RtrvHJ1dFncAe8Od6Nuy30oaJ82ts6//sGSXOP5UjBMEthiProjXmMNHOfd93sqlkztifFMcb+4yw==",
+      "version": "3.7.5",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.7.5.tgz",
+      "integrity": "sha512-GFZ3EXRptKGvb/C1Sq6nO1iI7AGcjyqmIyOw0DrD0675e+NNbGO72xmMM2iEBdFbxaTLo70NbjM/Wy54uZIlsg==",
       "dev": true,
       "optional": true,
       "requires": {