2.16.9: Consolidate PolyGerrit fixes in separate section

Change-Id: I7b3384f0ac21f5bd3418564597b8eb59b5e540a9
diff --git a/pages/site/releases/2.16.md b/pages/site/releases/2.16.md
index b5e7c3c..b6da7c8 100644
--- a/pages/site/releases/2.16.md
+++ b/pages/site/releases/2.16.md
@@ -544,19 +544,21 @@
 
 * Add methods to generate and set the HTTP password on the accounts API.
 
-* [Issue 10549](https://bugs.chromium.org/p/gerrit/issues/detail?id=10549):
-Fix single tab indentation in PolyGerrit diff view.
-
-* Hide project-aware top menus from PolyGerrit header.
-
-* Upgrade highlightjs for syntax highlighting fixes:
-
-  * Treat `False`, `None` and `True` as literals in python.
-
-  * Fully support C++11 raw strings in cpp.
-
 * Upgrade elasticsearch-rest-client to 7.0.1.
 
+* PolyGerrit fixes
+
+  * [Issue 10549](https://bugs.chromium.org/p/gerrit/issues/detail?id=10549):
+  Fix single tab indentation in diff view.
+
+  * Hide project-aware top menus from header.
+
+  * Upgrade highlightjs for syntax highlighting fixes:
+
+    * Treat `False`, `None` and `True` as literals in python.
+
+    * Fully support C++11 raw strings in cpp.
+
 ### 2.16.8
 
 * [Issue 10695](https://bugs.chromium.org/p/gerrit/issues/detail?id=10695):