Update string for 3.5mm and usb audio device

Use "Wired headphone" to represent 3.5mm and usb audio device
on output switcher panel.

Bug: 155146122
Test: make -j42 RunSettingsLibRoboTests
Change-Id: Ibc47ad1bbb3124e9a927a21c54e5c6ecb0057e61
3 files changed