[clang-tidy][doc] reorder release note

Author: HerrCai0907

clang-tools-extra/docs/ReleaseNotes.rst

@@ -350,6 +350,10 @@ Changes in existing checks
   file path for anonymous enums in the diagnostic, and by fixing a typo in the
   diagnostic.
 
+- Improved :doc:`readability-identifier-naming
+  <clang-tidy/checks/readability/identifier-naming>` check to
+  validate ``namespace`` aliases.
+
 - Improved :doc:`readability-implicit-bool-conversion
   <clang-tidy/checks/readability/implicit-bool-conversion>` check
   by adding the option `UseUpperCaseLiteralSuffix` to select the
@@ -360,10 +364,6 @@ Changes in existing checks
   <clang-tidy/checks/readability/redundant-smartptr-get>` check to
   remove `->`, when redundant `get()` is removed.
 
-- Improved :doc:`readability-identifier-naming
-  <clang-tidy/checks/readability/identifier-naming>` check to
-  validate ``namespace`` aliases.
-
 Removed checks
 ^^^^^^^^^^^^^^