misc: tegra-baseband: name changes in DT entry

misc: tegra-baseband: name changes in DT entry

1.Modify driver code for the naming changes in modem DT properties
2.move default autosuspend delay setting from board file to here

Bug 200004625

Change-Id: I59f139408cf0800c2900b6221970925b77dd3e08
Signed-off-by: Mark Kuo <mkuo@nvidia.com>
Reviewed-on: http://git-master/r/424435
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: WK Tsai <wtsai@nvidia.com>
Reviewed-by: Steve Lin <stlin@nvidia.com>
Reviewed-by: Neil Patel <neilp@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>