Add support for Soundcore Boom V2

[sleepycadets]

Device Model
Soundcore Boom V2

State Update Packet

Some(Packet { command: Command([1, 1]), body: [20, 1, 0, 1, 1, 1, 2, 48, 53, 46, 48, 48, 65, 67, 67, 70, 80, 81, 48, 70, 48, 57, 51, 49, 52, 51, 49, 52, 0, 49, 255, 255, 255, 254, 120, 7, 10, 120, 7, 10, 120, 7, 10, 120, 7, 10, 120, 7, 10, 120, 7, 10, 120, 7, 10, 120, 6, 10, 120, 1, 10, 0, 0, 0, 78, 0, 100, 1, 0, 1, 150, 127, 255, 1, 2, 255, 255, 255, 0, 205, 255, 2, 3, 255, 30, 0, 255, 142, 0, 255, 226, 0, 3, 4, 0, 20, 255, 0, 247, 255, 255, 0, 216, 255, 255, 255, 4, 1, 255, 255, 255, 5, 6, 255, 58, 0, 255, 252, 0, 0, 255, 204, 0, 20, 255, 138, 0, 255, 255, 0, 216, 6, 3, 132, 0, 255, 0, 121, 255, 0, 255, 240, 0, 0, 0, 0] })

There is an issue open for the Boom 3i, but I'm unsure if that implementation would work identically for the 2, so I figured making a new one and adjusting if need be was the better option. Let me know if I can provide any further helpful info!