turnip: drop dead close(master_fd)

The fd is -1, thus the block of if (fd != -1) close(fd) is dead code.

Cc: Chad Versace <chadversary@chromium.org>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>

src/freedreno/vulkan/tu_device.c

@@ -198,8 +198,6 @@ tu_physical_device_init(struct tu_physical_device *device,
 
    if (strcmp(version->name, "msm")) {
       drmFreeVersion(version);
-      if (master_fd != -1)
-         close(master_fd);
       close(fd);
       return vk_errorf(instance, VK_ERROR_INCOMPATIBLE_DRIVER,
                        "device %s does not use the msm kernel driver", path);