build: add concurrency

.github/workflows/build.yml

@@ -8,6 +8,11 @@ on:
     branches:
       - "*"
     types: [opened, synchronize, reopened]
+
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     name: Build
@@ -19,14 +24,6 @@ jobs:
           - Debug
           - Release
     steps:
-#      - name: Wait for previous workflows
-#        if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/develop')
-#        uses: softprops/turnstyle@v1
-#        with:
-#          poll-interval-seconds: 10
-#        env:
-#          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
       - name: Check out files
         uses: actions/checkout@v3
         with: