MAINTAINERS: Update eCryptfs maintainer address

Update my email address in MAINTAINERS.

Signed-off-by: Dustin Kirkland <dustin.kirkland@gazzang.com>
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 89b70df..b63c181 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2391,7 +2391,7 @@
 
 ECRYPT FILE SYSTEM
 M:	Tyler Hicks <tyhicks@canonical.com>
-M:	Dustin Kirkland <kirkland@canonical.com>
+M:	Dustin Kirkland <dustin.kirkland@gazzang.com>
 L:	ecryptfs@vger.kernel.org
 W:	https://launchpad.net/ecryptfs
 S:	Supported