Fix typo

vbwagner · vbwagner · commit 4bcc6ac324d4 · 2016-01-22T15:57:34.000+03:00
diff --git a/doc/src/sgml/release-pro-9.5.sgml b/doc/src/sgml/release-pro-9.5.sgml
@@ -33,7 +33,7 @@
      </listitem>
      <listitem>
      <para>
-        Save-restore execution plan exension (Yury Zhuravlev)
+        Save-restore execution plan extension (Yury Zhuravlev)
      </para>
      </listitem>
      <listitem>
