CVE-2026-31732 gpio: Fix resource leaks on errors in gpiochip_add_data_with_key()

In the Linux kernel, the following vulnerability has been resolved: gpio: Fix resource leaks on errors in gpiochipadddatawithkey Since commit aab5c6f20023 "gpio: set device type for GPIO chips", gdev-dev.release is unset. As a result, the reference count to gdev-dev isn't dropped on the error...