Replase access and secret key with assume role

Author: mmosarafO2

.github/workflows/deploy-docs-staging.yaml

@@ -36,8 +36,7 @@ jobs:
     - name: Configure AWS credentials
       uses: aws-actions/configure-aws-credentials@v2
       with:
-        aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
-        aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+        role-to-assume: arn:aws:iam::325553860333:role/GitHubActionsRole
         aws-region: us-east-2  # or your preferred region
 
     - name: Build MkDocs site