feat: add enableAwareness option

[EastSun5566]

Description

Add the ability to disable awareness functionality on both client and server side. Default is enabled.

Usage

Client-side:

const provider = new SocketIOProvider(url, roomName, doc, {
  enableAwareness: false
})

Server-side:

const server = await registerYSocketIOServer(io, store, {
	...otherOptions,
  	enableAwareness: false 
})

[galaxian85]

@EastSun5566 請假，我幫他解 conflict