Overhaul of MAINTAINERS for Tegra. This adds Thierry as a Tegra core
maintainer, and adds specific entries for most individual Tegra-specific
device drivers, pointing at relevant people. The tegradrm section is
updated to be Supported since Thierry is now employed to work on this.
Signed-off-by: NStephen Warren <swarren@nvidia.com>
Acked-by: NThierry Reding <treding@nvidia.com>