Run CI on push to main/master only, PRs trigger separately

Prevents duplicate runs when pushing to a branch with an open PR.
Push triggers only for main/master, PRs trigger for any branch.

Author: shaia

.github/workflows/build-wheels.yml

@@ -2,9 +2,8 @@ name: Build and Test Wheels
 
 on:
   push:
-    branches: [main, master, feature/ci-cd]
-  pull_request:
     branches: [main, master]
+  pull_request:
   workflow_dispatch:
 
 jobs: