fix: update CI workflow to correctly define runner configuration

Signed-off-by: Nikolai Emil Damm <[email protected]>

Author: devantler

.github/workflows/ci-gitops-test.yaml

@@ -29,7 +29,9 @@ on:
 
 jobs:
   test:
-    runs-on: ${{ inputs.RUNNER || 'linux-arm64' }}
+    runs-on:
+      group: default
+      labels: ${{ inputs.RUNNER || 'linux-arm64' }}
     # Ignore Require Workflow runs
     if: github.repository != 'devantler-tech/reusable-workflows' && inputs.SKIP != true && github.event_name != 'merge_group'
     steps: