Remove 's' from recovery_target_timeline's' from the release note.

ItGacky · ItGacky · commit 48ff3913d6ce · 2011-03-09T20:00:11.000+09:00
diff --git a/doc/src/sgml/release-9.1.sgml b/doc/src/sgml/release-9.1.sgml
@@ -135,7 +135,7 @@
 
        <listitem>
         <para>
-         <emphasis>When recovery_target_timelines='latest', periodically
+         <emphasis>When recovery_target_timeline='latest', periodically
          rescan the archive for new timelines</emphasis>
         </para>
        </listitem>
