Ensure AHBs use the reserved emulated memory type index

... so that the guest never tries to map AHB memory.

Bug: b/272079201
Test: cts -m CtsNativeHardwareTestCases
Test: cts -m CtsDeqpTestCases --module-arg
      CtsDeqpTestCases:include-filter:dEQP-VK.api.external.memory.android_hardware_buffer*
Change-Id: I0b8030bdfdcedc5429191a3e76c9ff6355e9acbf
3 files changed