build(deps-dev): bump @angular-devkit/build-angular

Bumps [@angular-devkit/build-angular](https://github.com/angular/angular-cli) from 0.901.7 to 0.901.9.
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Commits](https://github.com/angular/angular-cli/commits)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package.json

@@ -68,7 +68,7 @@
   },
   "devDependencies": {
     "@angular-builders/custom-webpack": "^9.1.0",
-    "@angular-devkit/build-angular": "~0.901.7",
+    "@angular-devkit/build-angular": "~0.901.9",
     "@angular/cli": "~9.1.7",
     "@angular/compiler-cli": "~9.1.0",
     "@angular/language-service": "~9.1.9",