HID: core: Display "SENSOR HUB" for sensor hub bus string in hid_info

Currently sensor hub shows "<UNKNOWN>", but this is a pretty common
type available in many notebooks. Hence using the string "SENSOR HUB".

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>