refactor(@angular/cli): remove deprecated rmdirSync usage

`rmdirSync` usage can be directly replaced with `rmSync`.
For additional Node.js deprecation details, see https://nodejs.org/docs/latest-v16.x/api/deprecations.html#dep0147-fsrmdirpath--recursive-true-

Author: clydin

packages/angular/cli/src/utilities/package-manager.ts

@@ -8,7 +8,7 @@
 
 import { isJsonObject, json } from '@angular-devkit/core';
 import { execSync, spawn } from 'child_process';
-import { existsSync, promises as fs, realpathSync, rmdirSync } from 'fs';
+import { existsSync, promises as fs, realpathSync, rmSync } from 'fs';
 import { tmpdir } from 'os';
 import { join } from 'path';
 import { satisfies, valid } from 'semver';
@@ -111,7 +111,7 @@ export class PackageManagerUtils {
     // clean up temp directory on process exit
     process.on('exit', () => {
       try {
-        rmdirSync(tempPath, { recursive: true, maxRetries: 3 });
+        rmSync(tempPath, { recursive: true, maxRetries: 3 });
       } catch {}
     });