Update CHANGELOG for v43.2

Change-Id: I96e6c6f9c129610ecef17df7bedb699ae5a24073
diff --git a/CHANGELOG b/CHANGELOG
index d586980..4f79dd1 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -9,6 +9,12 @@
     *
 
 
+v43.2 - 2024-03-07:
+  UI:
+    * Added redirection to pinned UI version when using
+      `trace_processor_shell --httpd` and pinned version is available.
+
+
 v43.1 - 2024-03-05:
   Tracing service and probes:
     * Cherry-pick of https://r.android.com/2988674, which fixes the android x86