remove ngcc

package.json

@@ -14,8 +14,7 @@
     "e2e": "ng e2e nshmp-template",
     "e2e:example": "ng e2e example",
     "pre-commit": "pretty-quick --staged && npm run lint && npm run lint:example",
-    "pre-push": "npm run pre-commit && npm run build",
-    "postinstall": "ngcc"
+    "pre-push": "npm run pre-commit && npm run build"
   },
   "private": true,
   "dependencies": {