Input: cy8ctmg110_ts - rely on platform code to supply interrupt

Instead of using platform data to specify GPIO that is used as interrupt
source, rely on the platform and I2C core to set it up properly.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210603043726.3793876-1-dmitry.torokhov@gmail.com


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