doc: PG 14 relnotes, adjust pg_{read|write}_all_data entry

bmomjian · bmomjian · commit 7ce7d07e1c5f · 2021-05-22T20:17:58.000-04:00
Reported-by: Stephen Frost Discussion: https://postgr.es/m/20210522232945.GO20766@tamriel.snowman.net
diff --git a/doc/src/sgml/release-14.sgml b/doc/src/sgml/release-14.sgml
@@ -469,7 +469,7 @@ Add predefined roles <link linkend="predefined-roles"><structname>pg_read_all_da
 </para>
 
 <para>
-These non-login roles give read-only/write-only access to all objects.
+These non-login roles can be used to give read or write permission to all tables, views, and sequences.
 </para>
 </listitem>
 
