doc PG 18 relnotes: fix markup

bmomjian · bmomjian · commit 08b8aa174840 · 2025-05-27T17:34:45.000-04:00
Reported-by: Peter Smith Discussion: https://postgr.es/m/CAHut+PswZ7wFtpNgv3bdtYK5D0eGMpvz4CcnAxvj7gR_acazGQ@mail.gmail.com
diff --git a/doc/src/sgml/release-18.sgml b/doc/src/sgml/release-18.sgml
@@ -2745,7 +2745,7 @@ This is to handle cases where a pre-Postgres 18 cluster's default CPU signedness
     </sect4>
 
     <sect4 id="release-18-logicalrep-app">
-     <title>Logical Replication Applications></title>
+     <title>Logical Replication Applications</title>
 
      <itemizedlist>
 
