tile: add some tile drivers to MAINTAINERS
tile: add some tile drivers to MAINTAINERS

Also, alphabetize the existing entries for tile.

Signed-off-by: Chris Metcalf <074881f6f5da4d3b5278870ff234d1077ee622c0@tilera.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs