Merge pull request #19496 from nextcloud/dependabot/npm_and_yarn/build/stable17/handlebars-4.3.0

[Security] Bump handlebars from 4.1.2 to 4.3.0 in /build

Author: rullzer

build/package-lock.json

@@ -11,7 +11,7 @@
   "contributors": [],
   "dependencies": {},
   "devDependencies": {
-    "handlebars": "^4.1.2",
+    "handlebars": "^4.3.0",
     "jasmine-core": "~2.5.2",
     "jasmine-sinon": "^0.4.0",
     "jsdoc": "^3.6.3",