Revert "ci: temporarily disable rules_angular updates on patch branches (#3109)"

This reverts commit 7a27dd6.

Reason: breaking change has been reverted

Author: alan-agius4

renovate-presets/default.json5

@@ -54,15 +54,6 @@
       matchManagers: ['bazel', 'bazel-module', 'bazelisk'],
     },
 
-    // TODO(alanagius): delete the below rule once RC branch is `21.0.x`
-    // Temporary disable updates of `rules_angular` on non main branches due to the APF breaking change
-    // See: https://github.com/devversion/rules_angular/pull/63
-    {
-      enabled: false,
-      matchBaseBranches: ['!main'],
-      matchDepNames: ['rules_angular'],
-    },
-
     // Rule to disable NPM updates on branches other than 'main'.
     // But allow updating engines and packageManagers.
     {