Merge pull request #186 from scality/bugfix/COSI-84-update-bucket-name-in-docs

COSI-84: Update bucket name format in docs

Author: anurag4DSB

docs/Usage.md

@@ -121,7 +121,7 @@ Greenfield provisioning will create a brand-new S3 bucket in your object store,
    ```
 
    - This will automatically provision a new S3 bucket in the backend using the COSI driver. The COSI driver will use credentials and endpoint mentioned in the secret specified in the `BucketClass` to create the bucket.
-   - The actual bucket name on S3 is typically generated by the driver (e.g., `<bucketclassName>-<UUID>`).
+   - The actual bucket name on S3 is typically generated by the driver (e.g., greenfield-bucketclassf5e6461d-35c9-4fbe-b679-cf391a223d96 in the format `<bucketclassName><UUID>`).
    - Only `S3` protocol is supported at the moment.
 
 ### 1.2 Brownfield: Using an Existing Bucket