doc: Remove stray comma from list of psql options

Back in 7.2 the list of options had short options and long options
on the same line separated by comma, but since 7.3 they are listed
separate lines. The comma on -X was left behind so fix by removing
and backpatching all the way.

Reported-by: y.saburov@gmail.com
Discussion: https://postgr.es/m/171267154345.684.7212826057932148541@wrigleys.postgresql.org
Backpatch-through: v12

diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index d0bd119842ff2f2b098409fe1e6679d422d21e55..d4c8cafdba97a545813637c41b7a868a3b9b2502 100644 (file)
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -540,7 +540,7 @@ EOF
     </varlistentry>
 
     <varlistentry>
-      <term><option>-X,</option></term>
+      <term><option>-X</option></term>
       <term><option>--no-psqlrc</option></term>
       <listitem>
       <para>