doc PG 18 relnotes: set release date, remove "CURRENT AS OF"

Backpatch-through: 18 only

diff --git a/doc/src/sgml/release-18.sgml b/doc/src/sgml/release-18.sgml
index 63ce3473dc58bbb7223f0fc0cb07d06ba8fc6fd5..46b4787a1918f5402d5120367867c9eb3a40b451 100644 (file)
--- a/doc/src/sgml/release-18.sgml
+++ b/doc/src/sgml/release-18.sgml
@@ -6,7 +6,7 @@
 
   <formalpara>
    <title>Release date:</title>
-   <para>2025-??-??, CURRENT AS OF 2025-08-29</para>
+   <para>2025-09-25</para>
   </formalpara>
 
   <sect2 id="release-18-highlights">