MAINTAINERS: add pxa dma driver to pxa architecture
MAINTAINERS: add pxa dma driver to pxa architecture

Add the pxa dma driver as maintained by the pxa architecture
maintainers, as it is part of the core IP.

Signed-off-by: Robert Jarzmik <94b2a0a74cb42a2dd0cf1b763601af7f13907aa9@free.fr>
Signed-off-by: Vinod Koul <5cf69c63beb17bf38d63aa0e923ee8256af0e205@intel.com>

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