Revert "input: touchscreen: change filter parameters courtesy of viking37."

This reverts commit a5b0a4075a48d36835e85d2f245afb67b5c29a0d.
Revert "Accuracy Filter Control: export accuracy filter items to userspace via"

This reverts commit 78e2617945fbf3c9dca19b6a950f079c43ba1b53.