ci: trigger CI on pushes to this feature branch

Add the feature branch to the push trigger so the new ubuntu-latest
pipelines run on every push, without opening a PR to main.

Author: guru-desh

.github/workflows/ci.yaml

@@ -9,7 +9,9 @@ on:
   pull_request:
     branches: [main]
   push:
-    branches: [main]
+    branches:
+      - main
+      - u/gurudesh/make-test-suite-pass-for-linux
 
 permissions:
   contents: read