[YUNIKORN-2893] Apply "cancel-in-progress" feature for each PR in Git…

…hub Action (#978)

Apply the "cancel-in-progress" to automatically cancel previous build.

Closes: #978

Signed-off-by: Yu-Lin Chen <chenyulin0719@apache.org>

.github/workflows/pre-commit.yml

@@ -6,6 +6,10 @@ on:
       - master
   workflow_dispatch: {}
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest