Merge pull request #449 from web-platform-dx/no-concurrent-updates

Prevent concurrent runs of the update-issues workflow

Author: captainbrosset

.github/workflows/update-issues.yml

@@ -7,6 +7,9 @@ on:
     branches:
       - main
   workflow_dispatch:
+concurrency:
+  group: update-issues
+  cancel-in-progress: true
 jobs:
   build:
     runs-on: ubuntu-latest