fix(admin_manual/occ_command): remove duplicating user:keys:verify

Author: ShGKme

admin_manual/occ_command.rst

@@ -1420,8 +1420,6 @@ report showing how many users you have, and when a user was last logged in::
   user:report                         shows how many users have access
   user:resetpassword                  Resets the password of the named user
   user:setting                        Read and modify user settings
-  user:keys:verify                    Verify that the stored public key matches
-                                      the stored private key
 
 
 user:add