chore: Update enhancement.md

.github/ISSUE_TEMPLATE/enhancement.md

@@ -1,6 +1,6 @@
----
+---
 name: Enhancement Request
-about: Suggest an enhancement to the Uno project
+about: Suggest an enhancement to the project
 labels: kind/enhancement, triage/untriaged
 ---
 
@@ -16,7 +16,7 @@ labels: kind/enhancement, triage/untriaged
 - [ ] iOS
 - [ ] Android
 - [ ] WebAssembly
-- [ ] MacOS
+- [ ] macOS
 
 ## Anything else we need to know?