Update README.md

updated to v4 on aws credentials

Author: Preen

README.md

@@ -242,7 +242,7 @@ jobs:
       ec2-instance-id: ${{ steps.start-ec2-runner.outputs.ec2-instance-id }}
     steps:
       - name: Configure AWS credentials
-        uses: aws-actions/configure-aws-credentials@v1
+        uses: aws-actions/configure-aws-credentials@v4
         with:
           aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}