usb: otg: tegra: Remove OTG notifier for charger

usb: otg: tegra: Remove OTG notifier for charger

Remove OTG notifier for charger as it will be
handled in charger code.

Bug 1354941

Change-Id: I30269d7c4e4482f22b2d2c29ebbaeae73fd8e6c7
Signed-off-by: Rohith Seelaboyina <rseelaboyina@nvidia.com>
Reviewed-on: http://git-master/r/273753
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Rakesh Bodla <rbodla@nvidia.com>
Reviewed-by: Suresh Mangipudi <smangipudi@nvidia.com>
Reviewed-by: Venkat Moganty <vmoganty@nvidia.com>