Added line to checkout dev branch for deployment

.github/workflows/deploy-dev-instance.yml

@@ -0,0 +1,24 @@
+name: Docker Compose
+
+on:
+  push:
+    branches: [yadhap/cicd, dev]
+
+jobs:
+  deploy:
+    runs-on: self-hosted
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Navigate to project directory and deploy
+        run: |
+          cd ~/Tombolo/Tombolo
+          git checkout dev
+          git stash
+          git pull
+          git stash apply
+          sudo docker-compose down
+          sudo docker-compose build
+          sudo docker-compose up -d