[linter] Add 3.2 linter changes to changelogs

Change-Id: Ib918b6bb1ebb527933672c5a598aacb4b3835769
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/329860
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Reviewed-by: Phil Quitslund <pquitslund@google.com>
Commit-Queue: Brian Wilkerson <brianwilkerson@google.com>

CHANGELOG.md

@@ -204,6 +204,14 @@ constraint][language version] lower bound to 3.2 or greater (`sdk: '^3.2.0'`).
 - Support `--enable-experiment` command-line option to enable language
   experiments.
 
+#### Linter
+
+- Added the experimental [`annotate_redeclares`][] lint.
+- Marked the [`use_build_context_synchronously`][] lint as stable.
+
+[`annotate_redeclares`]: https://dart.dev/lints/annotate_redeclares
+[`use_build_context_synchronously`]: https://dart.dev/lints/use_build_context_synchronously
+
 #### Pub
 
 - New option `dart pub upgrade --tighten` which will update dependencies' lower

pkg/linter/CHANGELOG.md

@@ -1,3 +1,10 @@
+# 3.3.0-wip
+
+# 3.2.0
+
+- new lint: `annotate_redeclares` (experimental)
+- stable: `use_build_context_synchronously`
+
 # 3.1.0
 
 - new lint: `no_self_assignments`