MAINTAINERS: remove Chirag Kantharia, invalid e-mail

This removes Chirag Kantharia from the MAINTAINERS file, as his e-mail
address is now rejected by the HP mail server.

Make the driver "Orphan" until he gets back with a working e-mail address
or a new maintainer steps in.
Signed-off-by: NMichael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -4303,9 +4303,8 @@ S:	Maintained
 F:	drivers/media/dvb-frontends/hd29l2*
 
 HEWLETT-PACKARD SMART2 RAID DRIVER
-M:	Chirag Kantharia <chirag.kantharia@hp.com>
 L:	iss_storagedev@hp.com
-S:	Maintained
+S:	Orphan
 F:	Documentation/blockdev/cpqarray.txt
 F:	drivers/block/cpqarray.*