Revert "input: misc: hbtp_input: fix memory corruption in list"

This reverts commit e6b2b08383f6 ("input: misc: hbtp_input: fix
memory corruption in list_del_entry"). This change introduces
kernel crash during adb reboot.

Change-Id: Ia6f53e2d62344b9f08eb056d901ae39e884e3a96
Signed-off-by: Vevek Venkatesan <vevekv@codeaurora.org>