input: Changed keyreset to act as a wrapper for keycombo.

keyreset now registers a keycombo driver that acts as the old
keyreset driver acted.

Change-Id: I08f5279e3a33b267571b699697f9f54508868983
Signed-off-by: Daniel Rosenberg <drosen@google.com>
Git-commit: 06cba5a45233fae085a74a389a52036bda892b9a
Git-repo: https://android.googlesource.com/kernel/common.git


Signed-off-by: Ian Maund <imaund@codeaurora.org>