Describe the changes in the doc and link to your dev story

Provide info for the following steps:

1. - [x] Mandatory Add the required version to the Fix version/s field.

Please update both MCE 2.4 and MCE 2.5 docs.

2. - [x] Mandatory Choose the type of documentation change.

      - [ ] New topic in an existing section or new section
      - [x] Update to an existing topic

3. - [x] Mandatory for GA content:
            
       - [x] Add steps and/or other important conceptual information here: 
       

In https://github.com/stolostron/rhacm-docs/blob/2.10_stage/clusters/hosted_control_planes/install_hcp_cli.adoc, add a section to indicate that users can also download MCE corresponding version of hcp CLI from the Red Hat Content Gateway site https://developers.redhat.com/content-gateway/rest/browse/pub/mce/clients/hcp-cli/
            
       - [ ] Add Required access level for the user to complete the task here:
       

       - [ ] Add verification at the end of the task, how does the user verify success (a command to run or a result to see?)
     
     
       - [ ] Add link to dev story here:

4. - [ ] Mandatory for bugs: What is the diff? Clearly define what the problem is, what the change is, and link to the current documentation: