anv: Don't warn about unsupported devices if INTEL_FORCE_PROBE was used

The user must have used INTEL_FORCE_PROBE to force the device to be
loaded, so they specifically opted-in to enabled unsupported device
support.

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Sagar Ghuge <sagar.ghuge@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31011>

src/intel/vulkan/anv_physical_device.c

@@ -2257,6 +2257,10 @@ anv_physical_device_try_create(struct vk_instance *vk_instance,
       /* Silently fail here, hasvk should pick up this device. */
       result = VK_ERROR_INCOMPATIBLE_DRIVER;
       goto fail_fd;
+   } else if (devinfo.probe_forced) {
+      /* If INTEL_FORCE_PROBE was used, then the user has opted-in for
+       * unsupported device support. No need to print a warning message.
+       */
    } else if (devinfo.ver > 20) {
       result = vk_errorf(instance, VK_ERROR_INCOMPATIBLE_DRIVER,
                          "Vulkan not yet supported on %s", devinfo.name);