Disable deploy job in forked repository

Author: Goooler

.github/workflows/deploy.yml

@@ -7,6 +7,7 @@ on:
 jobs:
   deploy:
     runs-on: ubuntu-latest
+    if: github.repository == 'fwcd/kotlin-language-server'
     steps:
       - uses: actions/checkout@v3
       - name: Setup JDK