doc: adjust time zone names text

bmomjian · bmomjian · commit 7906de847f22 · 2018-11-21T16:55:40.000-05:00
Reported-by: Kevin <kcolagio@gmail.com> Discussion: https://postgr.es/m/154082462281.30897.14043119084654378035@wrigleys.postgresql.org Backpatch-through: 9.4
diff --git a/doc/src/sgml/datatype.sgml b/doc/src/sgml/datatype.sgml
@@ -2411,7 +2411,7 @@ January 8 04:05:06 1999 PST
         linkend="view-pg-timezone-names"/>).
         <productname>PostgreSQL</productname> uses the widely-used IANA
         time zone data for this purpose, so the same time zone
-        names are also recognized by much other software.
+        names are also recognized other software.
        </para>
       </listitem>
       <listitem>
