XEP-0030: add revision block for merged change from PR

xep-0030.xml

@@ -36,6 +36,12 @@
     &pgmillard;
     &reatmon;
     &stpeter;
+    <revision>
+      <version>2.5rc3</version>
+      <date>2017-10-03</date>
+      <initials>th</initials>
+      <remark><p>XML schema modified so that no ordering is required between disco#info children.</p></remark>
+    </revision>
     <revision>
       <version>2.5rc2</version>
       <date>2016-10-13</date>