gpio: timberdale: select GPIOLIB_IRQCHIP

This driver uses gpiochip_irq_reqres() and gpiochip_irq_relres() which
are only built with GPIOLIB_IRQCHIP=y. Add the missing Kconfig select.

Fixes: 2993d2d ("gpio: timberdale: Make irq_chip immutable")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20250522-gpio-fix-v1-4-98ceae7c4c3c@nxp.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Author: MrVan

drivers/gpio/Kconfig

@@ -1557,6 +1557,7 @@ config GPIO_TC3589X
 config GPIO_TIMBERDALE
 	bool "Support for timberdale GPIO IP"
 	depends on MFD_TIMBERDALE
+	select GPIOLIB_IRQCHIP
 	help
 	Add support for the GPIO IP in the timberdale FPGA.