New item.

Documentation/Release-Notes.html

@@ -48,6 +48,8 @@
       <li>Optional member reservation history for SQLite databases.</li>
       <li>PostgreSQL and compression. See
 	SQL/postgresql_update_schema.sql.</li>
+      <li>Qt 5.15.9 for MacOS. Some releases do not include this item in
+	their release notes but will in the future.</li>
       <li>Qt 6.5 LTS compliant.</li>
       <li>Removed SQL keywords for highlighting: INSERT INTO, INSERT INTO
 	SELECT, and SELECT INTO.</li>
@@ -71,7 +73,7 @@
     </ul>
     <p>March 10, 2023.</p>
     <ul>
-      <li>Options -> Select Global Font is now available on Mac.</li>
+      <li>Options -> Select Global Font is now available on MacOS.</li>
       <li>Visible Members Browser columns: Other Options -> Members ->
 	Visible Columns. <b>GitHub ticket #246.</b></li>
     </ul>