doc PG relnotes: fix SGML markup for new commit links

Backpatch-through: 12

diff --git a/doc/src/sgml/postgres.sgml b/doc/src/sgml/postgres.sgml
index 73439c049e948b45596f5e3708bb935bde93d1d8..7667bf37cb7bf0c605beb187161cc0355ac01484 100644 (file)
--- a/doc/src/sgml/postgres.sgml
+++ b/doc/src/sgml/postgres.sgml
@@ -9,6 +9,7 @@
 <!ENTITY % filelist SYSTEM "filelist.sgml">
 %filelist;
 
+<!ENTITY commit_baseurl "https://postgr.es/c/">
 <!ENTITY reference  SYSTEM "reference.sgml">
 
 <!--