MAINTAINERS: Update eCryptfs maintainer address

Update my email address in MAINTAINERS.

Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index a6afe34..6388a96 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2387,7 +2387,7 @@
 F:	net/bridge/netfilter/ebt*.c
 
 ECRYPT FILE SYSTEM
-M:	Tyler Hicks <tyhicks@linux.vnet.ibm.com>
+M:	Tyler Hicks <tyhicks@canonical.com>
 M:	Dustin Kirkland <kirkland@canonical.com>
 L:	ecryptfs@vger.kernel.org
 W:	https://launchpad.net/ecryptfs