Don't run build and test if only docs changed (#24530)

Co-authored-by: techknowlogick <techknowlogick@gitea.io>

.github/workflows/cron-licenses.yml

@@ -6,8 +6,8 @@ on:
 
 jobs:
   cron-licenses:
-    if: github.repository == "go-gitea/gitea"
     runs-on: ubuntu-latest
+    if: github.repository == 'go-gitea/gitea'
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3