Revert "test: Add missing peer dependency"

This reverts commit 891c3de.

Author: aecz

packages/@angular/cli/package.json

@@ -41,7 +41,6 @@
     "diff": "^3.1.0",
     "ember-cli-normalize-entity-name": "^1.0.0",
     "ember-cli-string-utils": "^1.0.0",
-    "enhanced-resolve": "^3.1.0",
     "exports-loader": "^0.6.3",
     "extract-text-webpack-plugin": "3.0.0",
     "file-loader": "^0.10.0",