MAINTAINERS: Update Richard Zhu's email address

The old cryptic address bounces, fix it by using a properly working one.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Richard Zhu <Richard.Zhu@freescale.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index ddb9ac8..c78f2d1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7229,7 +7229,7 @@
 F:	drivers/pci/host/*layerscape*
 
 PCI DRIVER FOR IMX6
-M:	Richard Zhu <r65037@freescale.com>
+M:	Richard Zhu <Richard.Zhu@freescale.com>
 M:	Lucas Stach <l.stach@pengutronix.de>
 L:	linux-pci@vger.kernel.org
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)