anv: Remove some asserts.

They won't be true anymore once we add support for multiple BOs with
non-userptr.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>

src/intel/vulkan/genX_gpu_memcpy.c

@@ -133,9 +133,6 @@ genX(cmd_buffer_so_memcpy)(struct anv_cmd_buffer *cmd_buffer,
    if (size == 0)
       return;
 
-   assert(dst.offset + size <= dst.bo->size);
-   assert(src.offset + size <= src.bo->size);
-
    /* The maximum copy block size is 4 32-bit components at a time. */
    assert(size % 4 == 0);
    unsigned bs = gcd_pow2_u64(16, size);