store sockets in a map so controller can access them

srcs/requirements/svelte/api_front/src/pieces/chat/Request_rooms.ts

@@ -60,8 +60,6 @@ export async function join_room(room_name)
 	});
 	let data = await response.json();
 	console.log(data.message);
-
-	socket.emit('join', room_name);
 }
 
 export async function change_room(room_name)
@@ -80,7 +78,6 @@ export async function change_room(room_name)
 	console.log(data.message);
 
 	await get_room_messages();
-	socket.emit('change', room_name);
 
 	current_room_name.set(room_name);
 	layout.set("room");