Revert "synaptics_3k: Add lid events to support the dot case cover"

This reverts commit 2da0c62edfda63be66e4cd59c1202ab77b8f01b7.

Change-Id: Ice98c748e3dd91574f040095d0c395674c60a415

Conflicts:

	drivers/input/touchscreen/synaptics_3k.c
hall_sensor: add a uevent switch for the cover

* We'll use this for the custom DotView case app
* Also make sure to set the initial value after registering the switch

Change-Id: Ib6668f6628b82949a57a25487bfcf261d35f5d07