ci: Remove branch filter and job condition

.github/workflows/ci.yml

@@ -2,14 +2,10 @@ name: CI
 
 on:
   push:
-    branches:
-      - 'branch/**'
-      - 'update-*'
   pull_request:
 
 jobs:
   smoketests:
-    if: (github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository)
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4