feat(@angular-devkit/build-angular): karma-coverage w/ app builder

Author: jkrems

packages/angular_devkit/build_angular/src/builders/karma/tests/behavior/code-coverage_spec.ts

@@ -22,13 +22,7 @@ import { BASE_OPTIONS, KARMA_BUILDER_INFO, describeKarmaBuilder } from '../setup
 const coveragePath = 'coverage/lcov.info';
 
 describeKarmaBuilder(execute, KARMA_BUILDER_INFO, (harness, setupTarget, isApplicationBuilder) => {
-  describe('Behavior: "codeCoverage"', () => {
-    if (isApplicationBuilder) {
-      beforeEach(() => {
-        pending('Code coverage not implemented yet for application builder');
-      });
-    }
-
+  fdescribe('Behavior: "codeCoverage"', () => {
     beforeEach(async () => {
       await setupTarget(harness);
     });