MAINTAINERS: Add maintainer entry for EUD

Add the entry for maintainer for EUD driver
and other associated files.

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Souradeep Chowdhury <quic_schowdhu@quicinc.com>
Link: https://lore.kernel.org/r/b7a9d113f610e2edf67c6a813fc173b1857b9919.1644580972.git.quic_schowdhu@quicinc.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>