[github] Update retry action

Author: gregnazario

.github/workflows/devnet-examples.yaml

@@ -22,7 +22,7 @@ jobs:
           pyproject_directory: .
 
       - name: Run examples on devnet
-        uses: nick-fields/retry@v2
+        uses: nick-fields/retry@v3
         with:
           max_attempts: 1
           timeout_minutes: 20

.github/workflows/testnet-examples.yaml

@@ -22,7 +22,7 @@ jobs:
           pyproject_directory: .
 
       - name: Run examples on testnet
-        uses: nick-fields/retry@v2
+        uses: nick-fields/retry@v3
         with:
           max_attempts: 1
           timeout_minutes: 20