arm: tegra: baseband: enable wake out of low power modes

arm: tegra: baseband: enable wake out of low power modes

For modem devices supporting remote wake the kernel device wakeup
flag should be set to true. This ensures the SET_FEATURE remote
wakeup request is sent to the device before the AP enters LP0.

Bug 1191502

Change-Id: I4da5f332fc024c213aae0052d50bf5b884523840
Signed-off-by: Neil Patel <neilp@nvidia.com>
Reviewed-on: http://git-master/r/169086
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Steve Lin <stlin@nvidia.com>
Reviewed-by: Venu Byravarasu <vbyravarasu@nvidia.com>