ci: lint-go.yaml extra power runner

Signed-off-by: Mathieu Payeur Levallois <mpl@isovalent.com>

Author: mathpl

.github/workflows/lint-go.yaml

@@ -54,7 +54,7 @@ jobs:
 
   golangci:
     name: Lint Source Code
-    runs-on: ubuntu-24.04
+    runs-on: ${{ vars.GH_RUNNER_EXTRA_POWER_UBUNTU_LATEST || 'ubuntu-24.04' }}
     steps:
       - name: Collect Workflow Telemetry
         uses: catchpoint/workflow-telemetry-action@94c3c3d9567a0205de6da68a76c428ce4e769af1 # v2.0.0