Update actions in droid workflow (#261)

Author: chorrell

.github/workflows/droid.yml

@@ -29,11 +29,11 @@ jobs:
       actions: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 1
 
       - name: Run Droid Exec
-        uses: Factory-AI/droid-action@v3
+        uses: Factory-AI/droid-action@v4
         with:
           factory_api_key: ${{ secrets.FACTORY_API_KEY }}