venus: implement vkGet[Device]ImageSparseMemoryRequirements

venus: implement vkGet[Device]ImageSparseMemoryRequirements

These were left unimplemented despite sparse support being added back to
venus in a55d26b5 ("venus: add back sparse binding support")

Same as vn_GetPhysicalDeviceSparseImageFormatProperties2, venus sparse
support requires queues that also support transfer so any sparse-only
queues are filtered out. If a device only supports sparse with
sparse-only queues, sparse features are disabled and these functions
return count of 0.

Fixes: a55d26b566f ("venus: add back sparse binding support")
Signed-off-by: Juston Li <justonli@google.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26297>
(cherry picked from commit 746da376e42312034fe4f676eb9d8ee60aaec7e4)