libata: change maintainer

Jeff is leaving for something more interesting and I'm inheriting the
maintainership of libata.  Thanks a lot for the good work and have
fun, Jeff!

v2: The original path forgot to update git tree URL.  Updated.
    Spotted by Sergei.

Signed-off-by: Tejun Heo <[email protected]>
Cc: Jeff Garzik <[email protected]>
Cc: Sergei Shtylyov <[email protected]>

MAINTAINERS

@@ -7140,9 +7140,9 @@ F:	drivers/misc/phantom.c
 F:	include/uapi/linux/phantom.h
 
 SERIAL ATA (SATA) SUBSYSTEM
-M:	Jeff Garzik <[email protected]>
+M:	Tejun Heo <[email protected]>
 L:	[email protected]
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata.git
 S:	Supported
 F:	drivers/ata/
 F:	include/linux/ata.h