qcom: qpnp-smb2: fix cleanup path

Fix the cleanup path of probe failure to make sure
all the resources get released in proper order.

Change-Id: Ie482c9856569ea708a8fa186049ab778a8e5be12
Signed-off-by: Ashay Jaiswal <ashayj@codeaurora.org>
Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>