floss: metrics: HID profiles connection state handling

Route the HID/HOG (dis)connect requests and states to the metrics
processing unit. Then, parse the HID/HOG connection event into
structured metrics compatible format.

BUG: 240781725
Tag: #floss
Test: emerge-${BOARD} floss
BYPASS_LONG_LINES_REASON: Bluetooth likes 120 lines

Change-Id: I1a3317841f95325cb5880004a7c91290e85e2ad1