CI: QuicTLS (weekly): limit run on forks only to manual dispatch

Author: chipitsine

.github/workflows/quictls.yml

@@ -15,6 +15,7 @@ permissions:
 jobs:
   test:
     runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'haproxy' || github.event_name == 'workflow_dispatch' }}
     steps:
       - uses: actions/checkout@v4
       - name: Install VTest