fix: gitlab MR pattern

.gitlab/merge_request_templates/default.md

@@ -6,17 +6,17 @@
 
 - [ ] New code is covered by unit and integration tests.
 - [ ] Related issues would be automatically closed with
-      gitlab's closing pattern (`Closes #1, #2`).
+      gitlab's closing pattern (`Closes #issue_number`).
 - [ ] Public modules are documented (check the rendered version with
       `cargo doc --open`).
-- [ ] (if PEST grammar is changed) EBNF grammar reflects these changes
+- [ ] (if PEST grammar has changed) EBNF grammar reflects these changes
       (check the result with railroad diagram [generator].
 
 ## Next steps
 
-- Cherry-pick to: none / 24.2 / 24.3
+- Cherry-pick to: none / 24.X
 - Update sbroad submodule in [picodata/picodata].
-- (if EBNF grammar is changed) create a follow-up issue in [picodata/docs].
+- (if EBNF grammar has changed) create a follow-up issue in [picodata/docs].
 
 [generator]: https://rr.red-dove.com/ui
 [picodata/docs]: https://git.picodata.io/picodata/picodata/docs/-/issues/new