anv: fix INTEL_MEASURE on MTL

Ensure counter buffer is coherent. Required for MTL which changes
coherence policy.

Reviewed-by: Mark Janes <markjanes@swizzler.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22723>

src/intel/vulkan/anv_measure.c

@@ -111,7 +111,7 @@ anv_measure_init(struct anv_cmd_buffer *cmd_buffer)
    ASSERTED VkResult result =
       anv_device_alloc_bo(device, "measure data",
                           config->batch_size * sizeof(uint64_t),
-                          ANV_BO_ALLOC_MAPPED,
+                          ANV_BO_ALLOC_MAPPED | ANV_BO_ALLOC_SNOOPED,
                           0,
                           (struct anv_bo**)&measure->bo);
    measure->base.timestamps = measure->bo->map;