Input: twl4030-vibra - use cleanup facility for device_node

Use the '__free(device_node)' macro to simplify the code by
automatically freeing the device node.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Link: https://lore.kernel.org/r/20241010-input_automate_of_node_put-v1-5-ebc62138fbf8@gmail.com


Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>