Input: elan_i2c - do not leave interrupt disabled on suspend failure

[ Upstream commit 5f82c1e04721e7cd98e604eb4e58f0724d8e5a65 ]

Make sure interrupts are not left disabled when we fail to suspend the
touch controller.

Fixes: 6696777c ("Input: add driver for Elan I2C/SMbus touchpad")
Link: https://lore.kernel.org/r/ZmKiiL-1wzKrhqBj@google.com


Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>