Input: goodix-berlin - fix comment referencing wrong regulator

In the statement above AVDD gets enabled, and not IOVDD, so fix this
copy-paste mistake.

Fixes: 44362279 ("Input: add core support for Goodix Berlin Touchscreen IC")
Reported-by: Jens Reidel <adrian@travitia.xyz>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250103-goodix-berlin-fixes-v1-1-b014737b08b2@fairphone.com


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