[DO NOT MERGE] gs101: usb: provide extcon and gadget state to monitorffs

Monitorffs needs to check the state of usb extcon and gadget state
to pull up USB gadget. Therefore, this patch provide extcon and gadget
state to monitorffs.

Bug: 263435622
Test: verified pass
Change-Id: Icbfe2a2839b3225b56de35ab949aa1758d27d9a6
(cherry picked from commit 5e713fa131dc314d423f17c774646a10c220c611)
Merged-In: Icbfe2a2839b3225b56de35ab949aa1758d27d9a6
2 files changed