Update codeql-analysis.yml

Add the boilerplate setting to cancel prior run for same PR, etc.

.github/workflows/codeql-analysis.yml

@@ -17,6 +17,10 @@ on:
   schedule:
     - cron: '30 5 * * 4'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   analyze:
     name: Analyze