add aws config file

Author: henriqueribeiro

src/templates/cromwell/cromwell-resources.template.yaml

@@ -606,6 +606,15 @@ Resources:
               owner: "ec2-user"
               group: "ec2-user"
 
+            "/home/ec2-user/.aws/config":
+              content: !Sub |
+                [default]
+                region = ${AWS::Region}
+
+              mode: "000644"
+              owner: "ec2-user"
+              group: "ec2-user"
+
           commands:
             00_get_instance_id:
               command: curl -s http://169.254.169.254/latest/meta-data/instance-id/ > /etc/instance-id