floss: avrcp: support create uinput device

Continue development for uinput library to support uinput device
creation for Floss. The create function requires the name and address
provided by the caller. And the device created supports only the
minimum subset of events that AVRCP needs.

Bug: 240780817
Tag: #floss
Test: verified locally that uinput device is created

Change-Id: I371f72c0b10df8cc0e3499cd29d8571989d5fdab