chore(package): update @angular-devkit/build-angular to version 0.802.0

Closes #28

Author: greenkeeper[bot]

package.json

@@ -147,7 +147,7 @@
   },
   "devDependencies": {
     "@angular-devkit/architect": "~0.13.9",
-    "@angular-devkit/build-angular": "~0.13.9",
+    "@angular-devkit/build-angular": "~0.802.0",
     "@angular-devkit/build-ng-packagr": "~0.13.9",
     "@angular-devkit/core": "~7.3.9",
     "@angular-devkit/schematics": "~7.3.9",