ci: preserve full link-check mode on push

Signed-off-by: Gregor Zeitlinger <gregor.zeitlinger@grafana.com>

Author: zeitlinger

.github/workflows/reusable-link-check.yml

@@ -28,4 +28,4 @@ jobs:
         if: github.event_name != 'pull_request'
         env:
           GITHUB_TOKEN: ${{ github.token }}
-        run: mise run lint
+        run: mise run lint --full