Added ADAPTIVE_CRUISE_CONTROL_TARGET_TIME_GAP to HAL layer.

Bug: 266866449
Test: atest VtsHalAutomotiveVehicle_TargetTest
Change-Id: Ibe1a9cdcc6a82e20f4c0524b362ea52d3ca02f25
Merged-In: Ibe1a9cdcc6a82e20f4c0524b362ea52d3ca02f25
8 files changed