mapper: add isSupported

Add a function to the mapper hal that checks if a BufferDescriptorInfo
is ever supported on a device. This value can be cached by the client.
The client can use this information to make decisions on what type of
buffers should attempt to allocate.

Bug: 120493579
Test: vts
Change-Id: I6bd7909e40d6462524bf49cf0d4e7af721e701ed