MAINTAINERS: update Calgary IOMMU

Update the contact info for Muli, clean-up my name, and update the
mailing list to the IOMMU mailing list.

Link: http://lkml.kernel.org/r/1465493059-11840-2-git-send-email-jdmason@kudzu.us
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Cc: Muli Ben-Yehuda <mulix@mulix.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>