refactor: removed unused import statements

Author: alkavats1

packages/angular/cli/src/command-builder/schematics-command-module.ts

@@ -6,7 +6,7 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import { normalize as devkitNormalize, schema, tags } from '@angular-devkit/core';
+import { normalize as devkitNormalize, schema } from '@angular-devkit/core';
 import { Collection, UnsuccessfulWorkflowExecution, formats } from '@angular-devkit/schematics';
 import {
   FileSystemCollectionDescription,

packages/angular_devkit/build_angular/src/builders/browser/specs/styles_spec.ts

@@ -7,7 +7,6 @@
  */
 
 import { Architect } from '@angular-devkit/architect';
-import { TestProjectHost } from '@angular-devkit/architect/testing';
 import { normalize, tags } from '@angular-devkit/core';
 import { dirname } from 'path';
 import { browserBuild, createArchitect, host } from '../../../testing/test-utils';

packages/schematics/angular/universal/index.ts

@@ -17,7 +17,6 @@ import {
   chain,
   mergeWith,
   move,
-  noop,
   strings,
   url,
 } from '@angular-devkit/schematics';