power: smb5-lib: Change the TORCH priority based on ICL

When a USB charger is connected, TORCH operates in BUCK mode
(drawing the current from USB). However, if the input is suspended
TORCH gets disabled as well. Fix this by changing the TORCH
priority based on input suspend status.

Change-Id: I2388d9b6c8fa480c8c18d0a72c1ff773d51e5bc2
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>