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: [email protected]
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 a5e2d1f041858d34e09555250a5ae25479bc1ab9..8a0d6b196e2b3a2c996f0fa3974154afecd65c77 100644 (file)
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -548,7 +548,7 @@ EOF
     </varlistentry>
 
     <varlistentry>
-      <term><option>-X,</option></term>
+      <term><option>-X</option></term>
       <term><option>--no-psqlrc</option></term>
       <listitem>
       <para>