update possible values for weight quick action

doc/user/project/quick_actions.md

@@ -37,7 +37,7 @@ do.
 | `/remove_time_spent`       | Remove time spent |
 | `/target_branch <Branch Name>` | Set target branch for current merge request |
 | `/award :emoji:`  | Toggle award for :emoji: |
-| `/weight <1-9>` | Set the weight of the issue |
+| `/weight <0-999999999>` | Set the weight of the issue |
 | `/clear_weight` | Clears the issue weight |
 | `/board_move ~column`      | Move issue to column on the board |
 | `/duplicate #issue`        | Closes this issue and marks it as a duplicate of another issue |