Update to angular 12

Author: Navbryce

angular.json

@@ -26,7 +26,14 @@
             "allowedCommonJsDependencies": [
               "rxjs"
             ],
-            "scripts": []
+            "scripts": [],
+            "aot": false,
+            "vendorChunk": true,
+            "extractLicenses": false,
+            "buildOptimizer": false,
+            "sourceMap": true,
+            "optimization": false,
+            "namedChunks": true
           },
           "configurations": {
             "production": {
@@ -45,7 +52,8 @@
                 }
               ]
             }
-          }
+          },
+          "defaultConfiguration": ""
         },
         "serve": {
           "builder": "@angular-devkit/build-angular:dev-server",