ARM: tegra: ardbeg: disable modem OC3 throttling

ARM: tegra: ardbeg: disable modem OC3 throttling

The modem assertion of MDM_POWER_REPORT will now trigger a change
in EDP state rather than direct CPU/GPU throttling.

Bug 1468546

Change-Id: I69da7daa37929b36de881d966ca78ba30de0b7d4
Signed-off-by: Neil Patel <neilp@nvidia.com>
Reviewed-on: http://git-master/r/387828
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Greg Heinrich <gheinrich@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Timo Alho <talho@nvidia.com>
Reviewed-by: Steve Lin <stlin@nvidia.com>