Update global reviewers list

2018-08-21  Richard Sandiford  <richard.sandiford@arm.com>

	* MAINTAINERS: Add self to global reviewers list.

From-SVN: r263702

ChangeLog

+2018-08-21  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* MAINTAINERS: Add self to global reviewers list.
+
 2018-08-17  Sandra Loosemore  <sandra@codesourcery.com>
 
 	MAINTAINERS: Add c-sky port maintainers.

MAINTAINERS

@@ -29,6 +29,7 @@ Michael Meissner				<gnu@the-meissners.org>
 Jason Merrill					<jason@redhat.com>
 David S. Miller					<davem@redhat.com>
 Joseph Myers					<joseph@codesourcery.com>
+Richard Sandiford				<richard.sandiford@arm.com>
 Bernd Schmidt					<bernds_cb1@t-online.de>
 Ian Lance Taylor				<ian@airs.com>
 Jim Wilson					<wilson@tuliptree.org>