Update master.yml

Author: haseebnawaz298

.github/workflows/master.yml

@@ -11,6 +11,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
+      - name: Install Subversion
+        run: sudo apt-get install subversion
       - name: WordPress Plugin Deploy
         uses: 10up/action-wordpress-plugin-deploy@stable
         env: