ceph/doc/radosgw: update list of valid admin capabilities

Signed-off-by: Richard Poole <[email protected]>

Author: richardpoole

doc/radosgw/admin.rst

@@ -383,7 +383,7 @@ form:
 
 .. prompt:: bash
 
-   --caps="[users|buckets|metadata|usage|zone|amz-cache|info|bilog|mdlog|datalog|user-policy|oidc-provider|roles|ratelimit|user-info-without-keys]=[\*|read|write|read, write]"
+   --caps="[users|buckets|metadata|usage|zone|amz-cache|info|bilog|mdlog|datalog|user-policy|oidc-provider|roles|ratelimit|user-info-without-keys|accounts]=[\*|read|write|read, write]"
 
 For example: