ci: add missing concurrency

Author: lotyp

.github/workflows/coding-standards.yml

@@ -14,6 +14,9 @@ jobs:
   commit-linting:
     timeout-minutes: 4
     runs-on: ubuntu-latest
+    concurrency:
+      cancel-in-progress: true
+      group: commit-linting-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
     permissions:
       contents: read
       pull-requests: read
@@ -32,6 +35,9 @@ jobs:
   yaml-linting:
     timeout-minutes: 4
     runs-on: ubuntu-latest
+    concurrency:
+      cancel-in-progress: true
+      group: yaml-linting-${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
     permissions:
       contents: read
       pull-requests: read