MOBILE-3833 ng: Optimize testing build

angular.json

@@ -66,6 +66,20 @@
                 }
               ]
             },
+            "testing": {
+              "optimization": {
+                "scripts": false,
+                "styles": true
+              },
+              "outputHashing": "all",
+              "sourceMap": false,
+              "extractCss": true,
+              "namedChunks": false,
+              "aot": true,
+              "extractLicenses": true,
+              "vendorChunk": false,
+              "buildOptimizer": true
+            },
             "ci": {
               "progress": false
             }

package.json

@@ -23,7 +23,7 @@
     "serve:test": "NODE_ENV=testing ionic serve --no-open",
     "build": "ionic build",
     "build:prod": "NODE_ENV=production ionic build --prod",
-    "build:test": "NODE_ENV=testing ionic build",
+    "build:test": "NODE_ENV=testing ionic build --configuration=testing",
     "dev:android": "ionic cordova run android --livereload",
     "dev:ios": "ionic cordova run ios",
     "prod:android": "NODE_ENV=production ionic cordova run android --prod",