pinctrl: cy8c95x0: Fix get_pincfg

Invert the register value for PIN_CONFIG_OUTPUT_ENABLE to return
the opposite of PIN_CONFIG_INPUT_ENABLE.

Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Link: https://lore.kernel.org/r/20231219125120.4028862-3-patrick.rudolph@9elements.com


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>