ARM: OMAP4460: Fixed missing dependency map of OPP for iva

Added missing dependency map of OPP-Nitro and OPP-SpeedBin for iva.
Without this line setting IVA into high OPP fail with errors:

rpres iva.0: _dep_scan_table: 1375000 volt map missing in vdd_core
rpres iva.0: omap_device_scale: Error in scan domains for vdd_iva

Change-Id: I73df4897e886a2d4c9fa22abcbc8a6f34c2a8503
Signed-off-by: Vitaly Chernooky <vitaly.chernooky@ti.com>