Adjust Release Notes to reflect holding off wrapped expanded mode until 9.5...

Adjust Release Notes to reflect holding off wrapped expanded mode until 9.5 (thanks Michael Paquier)

doc/src/sgml/release-9.4.sgml

@@ -1811,14 +1811,6 @@
 
      <itemizedlist>
 
-      <listitem>
-       <para>
-        Add ability to wrap long lines in <application>psql</>'s
-        <literal>expanded</> mode by using <command>\pset format wrapped</>
-        (Sergey Muraviov)
-       </para>
-      </listitem>
-
       <listitem>
        <para>
         Suppress <quote>No rows</quote> output in <application>psql</> <link