build: bump angular dev packages to latest next versions

Author: alan-agius4

package.json

@@ -33,8 +33,8 @@
     "webpack": "^4.0.0"
   },
   "devDependencies": {
-    "@angular/compiler": "~9.0.0-next.2",
-    "@angular/compiler-cli": "~9.0.0-next.2",
+    "@angular/compiler": "~9.0.0-next.3",
+    "@angular/compiler-cli": "~9.0.0-next.3",
     "typescript": "3.5.3",
     "webpack": "4.39.2"
   }