Input: pm8941-pwrkey - fix error message

Currently, error message reads "failed to set debounce". However,
code is attempting to read revision not set debounce. Fix this.

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Anjelique Melendez <quic_amelende@quicinc.com>
Link: https://lore.kernel.org/r/20220422191239.6271-3-quic_amelende@quicinc.com


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