MAINTAINERS: Update maintainer for drivers/edac/sb_edac.c

Change maintainer of sb_edac.
Suggested-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Cc: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/20180904210759.3814-2-tony.luck@intel.comSigned-off-by: Borislav Petkov <bp@suse.de>

MAINTAINERS

@@ -5329,7 +5329,8 @@ S:	Maintained
 F:	drivers/edac/r82600_edac.c
 
 EDAC-SBRIDGE
-M:	Mauro Carvalho Chehab <mchehab@kernel.org>
+M:	Tony Luck <tony.luck@intel.com>
+R:	Qiuxu Zhuo <qiuxu.zhuo@intel.com>
 L:	linux-edac@vger.kernel.org
 S:	Maintained
 F:	drivers/edac/sb_edac.c