fix(@angular-devkit/build-angular): update worker-plugin to 3.2.0 (#15456)

includes this fix GoogleChromeLabs/worker-plugin#35 which solves the below issues.

Fixes #15188 and fixes #14582

Author: alan-agius4

packages/angular_devkit/build_angular/package.json

@@ -61,7 +61,7 @@
     "webpack-sources": "1.4.3",
     "webpack-subresource-integrity": "1.1.0-rc.6",
     "worker-farm": "1.7.0",
-    "worker-plugin": "3.1.0"
+    "worker-plugin": "3.2.0"
   },
   "devDependencies": {
     "@angular/animations": "~8.2.0-rc.0",

packages/angular_devkit/build_angular/test/browser/web-worker_spec_large.ts

@@ -162,17 +162,8 @@ describe('Browser Builder Web Worker support', () => {
 
           case 2:
             workerContent = virtualFs.fileBufferToString(host.scopedSync().read(workerPath));
-            // TODO(filipesilva): Should this change? Check with Jason Miller.
-            // The worker changes name with each rebuild. But sometimes it also changes from 0 to
-            // 1 and then back to 0. It's hard to know where the updated content is, but it should
-            // be in one of these two.
-            const anotherWorkerPath = join(outputPath, '1.worker.js');
-            const anotherWorkerContent = virtualFs.fileBufferToString(
-              host.scopedSync().read(anotherWorkerPath));
             // Worker content should have changed.
-            expect(
-              workerContent.includes('baz') || anotherWorkerContent.includes('baz'),
-            ).toBeTruthy('Worker bundle did not contain updated content.');
+            expect(workerContent).toContain('baz');
             phase = 3;
             break;
         }

yarn.lock

@@ -12170,10 +12170,10 @@ worker-farm@1.7.0, worker-farm@^1.7.0:
   dependencies:
     errno "~0.1.7"
 
-worker-plugin@3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/worker-plugin/-/worker-plugin-3.1.0.tgz#6311778f3514a87c273510ee3f809cc3fe161e6f"
-  integrity sha512-iQ9KTTmmN5fhfc2KMR7CcDblvcrg1QQ4pXymqZ3cRZF8L0890YLBcEqlIsGPdxoFwghyN8RA1pCEhCKuTF4Lkw==
+worker-plugin@3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/worker-plugin/-/worker-plugin-3.2.0.tgz#ddae9f161b76fcbaacf8f54ecd037844584e43e7"
+  integrity sha512-W5nRkw7+HlbsEt3qRP6MczwDDISjiRj2GYt9+bpe8A2La00TmJdwzG5bpdMXhRt1qcWmwAvl1TiKaHRa+XDS9Q==
   dependencies:
     loader-utils "^1.1.0"