Support cancelling previous ci actions (#225)

### What changes were proposed in this pull request?
Support cancelling previous ci actions when new commits are submitted.

### Why are the changes needed?
I hope the CI actions can always test the latest commits code and cancel the previous ci when new commits are submitted.

Refer to: https://stackoverflow.com/questions/66335225/how-to-cancel-previous-runs-in-the-pr-when-you-push-new-commitsupdate-the-curre

### Does this PR introduce _any_ user-facing change?
No

### How was this patch tested?
No need

Co-authored-by: Kaijie Chen <ckj@apache.org>

.github/workflows/build.yml

@@ -21,6 +21,11 @@ name: build
 
 on: [push, pull_request]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+
 jobs:
   checkstyle:
     uses: ./.github/workflows/sequential.yml