add concurrenct to smoke tests workflow

Author: xnyo

.github/workflows/pr-checks-test-ci.yml

@@ -13,6 +13,10 @@ on:
       - ".github/workflows/pr-checks-test-ci.yml"
       - ".github/workflows/ci.yml"
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   ACT_VERSION: v0.2.82