input: pmic8058-othc: Report headset removal without any delay

Delay in headset removal causes adverse effects in
userspace such as delay (loss) in audio/video routing.

Delay was introduced to reject spurious switch events. These
events are already rejected based on the headset status.

CRs-Fixed: 321721
Change-Id: I34346a83cc673d7a7856ea1f43f858a5e040265d
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>