ci: remove latest branch from affecting CI workflow triggers (#64)

Author: threeal

.github/workflows/build.yml

@@ -2,9 +2,8 @@ name: build
 on:
   workflow_dispatch:
   pull_request:
-    branches: ['*', '!*@latest']
   push:
-    branches: ['*@latest', 'main']
+    branches: [main]
 jobs:
   debug:
     runs-on: ubuntu-latest