add leading space to report of bucket creation

`Created bucket:my-bucket-namein region: eu-west-1` -> `Created bucket: my-bucket-name in region: eu-west-1`

s3_credentials/cli.py

@@ -291,7 +291,7 @@ def create(
                     s3.create_bucket(Bucket=bucket, **kwargs)
                     info = "Created bucket: {}".format(bucket)
                     if bucket_region:
-                        info += "in region: {}".format(bucket_region)
+                        info += " in region: {}".format(bucket_region)
                     log(info)
                     if bucket_policy:
                         s3.put_bucket_policy(