Fix: [AzurePipelines] run commit checker only for PRs

azure-pipelines/templates/linux-build.yml

@@ -23,8 +23,8 @@ steps:
     displayName: 'Build'
   ${{ if eq(parameters.Image, 'compile-farm-ci') }}:
     displayName: 'Build and test'
-  ${{ if eq(parameters.Tag, 'commit-checker') }}:
-    condition: and(succeeded(), eq(variables['Build.Reason'], 'PullRequest'))
+    # Run the commit-checker only if it is a Pull Request
+    condition: and(succeeded(), or(ne(variables['Agent.JobName'], 'commit-checker'), eq(variables['Build.Reason'], 'PullRequest')))
   inputs:
     command: 'Run an image'
     imageName: openttd/${{ parameters.Image }}:${{ parameters.Tag }}