anv/hasvk: tweak loading failure messages
We don't want to print out too many :
MESA: error: ../src/intel/vulkan/anv_device.c:769: anv does not support Intel(R) HD Graphics (HSW GT1); use hasvk (VK_ERROR_INCOMPATIBLE_DRIVER)
whenever anv is not able to load on a HSW device. Similarly hasvk
should not print error on anything gfx9+.
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18208>