Merge pull request ceph#63172 from zdover23/wip-doc-2025-05-08-mgr-ceph-api-index-62782-followup

doc/mgr/ceph_api: edit index.rst

Reviewed-by: Anthony D'Atri <[email protected]>

Author: zdover23

doc/mgr/ceph_api/index.rst

@@ -53,9 +53,11 @@ be obtained, and it may then be reused for subsequent requests. The
     { "token": "<redacted_token>", ...}
 
 The token obtained must be passed together with every API request in the
-``Authorization`` HTTP header::
+``Authorization`` HTTP header:
 
-  curl -H "Authorization: Bearer <token>" ...
+.. prompt:: bash $
+
+   curl -H "Authorization: Bearer <token>" ...
 
 Authentication and authorization can be further configured from the
 Ceph CLI, the Ceph-Dashboard UI and the Ceph API itself (please refer to