Make release notes aware that --xlog-method was renamed

Author: David G. Johnston
Discussion: https:/postgr.es/m/CAKFQuwaCsb-OKOjQXGeN0R7byxiRWvr7OtyKDbJoYgiF2vBG4Q@mail.gmail.com

Author: alvherre

doc/src/sgml/release-10.sgml

@@ -242,7 +242,7 @@
 
      <para>
       This changes <application>pg_basebackup</>'s
-      <option>-X</>/<option>--xlog-method</> default to <literal>stream</>.
+      <option>-X</>/<option>--wal-method</> default to <literal>stream</>.
       An option value <literal>none</> has been added to reproduce the old
       behavior.  The <application>pg_basebackup</> option <option>-x</>
       has been removed (instead, use <literal>-X fetch</>).