doc: PG 13 relnotes, fix markup

diff --git a/doc/src/sgml/release-13.sgml b/doc/src/sgml/release-13.sgml
index f6dadeee83971fd9332b0a4a02315cf299c0594c..7232366080303606907c6ed7df391cf8d9da2f88 100644 (file)
--- a/doc/src/sgml/release-13.sgml
+++ b/doc/src/sgml/release-13.sgml
@@ -2113,7 +2113,7 @@ DOCUMENT THE DEFAULT GENERATION METHOD
 <listitem>
 <!--
 Author: Thomas Munro <[email protected]>
-2019-07-16 [5823677ac] Provide pgbench --show-script to dump built-in scripts.
+2019-07-16 [5823677ac] Provide pgbench - -show-script to dump built-in scripts.
 -->
 
 <para>