Merge pull request nestjs#2996 from nestjs/renovate/handlebars-4.x

fix(deps): update dependency handlebars to v4.2.1

Author: kamilmysliwiec

sample/17-mvc-fastify/package-lock.json

@@ -13,7 +13,7 @@
     "@nestjs/common": "6.7.1",
     "@nestjs/core": "6.7.1",
     "@nestjs/platform-fastify": "6.7.1",
-    "handlebars": "4.2.0",
+    "handlebars": "4.2.1",
     "point-of-view": "3.5.0",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",