aco: fix get_ssbo_size with a vgpr resource

The result of load_vulkan_descriptor is passed directly to get_ssbo_size.
This caused convert_pointer_to_64_bit() to skip creating a
v_readfirstlane_b32 if it was necessary.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Fixes: 05b6612b4ec ('radv: do not lower UBO/SSBO access to offsets')
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/3628
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7095>
1 file changed