power: smb5: Add support for thermal mitigation for CC Mode

Add support for thermal mitigation for Triple charging in CC mode.
Poll thermal status of SMB, charger, skin and connector periodically
and generate a power supply event to notify user space to handle
thermal mitigation.

Change-Id: I4908cf2a148c017ba67ff6759640aac67c324406
Signed-off-by: Sahil Chandna <chandna@codeaurora.org>