ci: fix integration concurrency group

In commit 13ac5daf ("ci: fix step parameters for reusable
runs") the integration workflow was made reusable, but
concurrency group pattern modification that was done for other
workflows made reusable in the same patch was forgotten. This
patch fixes the mentioned issue.

NO_DOC=CI
NO_TEST=CI
NO_CHANGELOG=CI

.github/workflows/integration.yml

@@ -37,7 +37,7 @@ concurrency:
     startsWith(github.ref, 'refs/heads/release/') ||
     startsWith(github.ref, 'refs/tags/')) &&
     format('{0}-{1}', github.run_id, github.run_attempt) ||
-    format('{0}-{1}', github.workflow, github.ref) }}
+    format('{0}-{1}-integration', github.workflow, github.ref) }}
   cancel-in-progress: true
 
 jobs: