Fixes the latejoin menu never closing (#65671)

Reverts 17c603f1d0
Turns out, we had one html menu left. So when tivi removed the proc we
used to close them on join, he broke one.

Someone make this tgui please, thx.

code/modules/mob/dead/new_player/new_player.dm

@@ -112,6 +112,7 @@
 	spawning = TRUE
 
 	observer.started_as_observer = TRUE
+	close_spawn_windows()
 	var/obj/effect/landmark/observer_start/O = locate(/obj/effect/landmark/observer_start) in GLOB.landmarks_list
 	to_chat(src, span_notice("Now teleporting."))
 	if (O)
@@ -180,6 +181,7 @@
 		return FALSE
 
 	if(SSshuttle.arrivals)
+		close_spawn_windows() //In case we get held up
 		if(SSshuttle.arrivals.damaged && CONFIG_GET(flag/arrivals_shuttle_require_safe_latejoin))
 			src << tgui_alert(usr,"The arrivals shuttle is currently malfunctioning! You cannot join.")
 			return FALSE
@@ -322,6 +324,7 @@
 /// Creates, assigns and returns the new_character to spawn as. Assumes a valid mind.assigned_role exists.
 /mob/dead/new_player/proc/create_character(atom/destination)
 	spawning = TRUE
+	close_spawn_windows()
 
 	mind.active = FALSE //we wish to transfer the key manually
 	var/mob/living/spawning_mob = mind.assigned_role.get_spawn_mob(client, destination)
@@ -365,6 +368,9 @@
 	return 0
 
 
+/mob/dead/new_player/proc/close_spawn_windows()
+	src << browse(null, "window=latechoices") //closes late choices window (Hey numbnuts go make this tgui)
+
 // Used to make sure that a player has a valid job preference setup, used to knock players out of eligibility for anything if their prefs don't make sense.
 // A "valid job preference setup" in this situation means at least having one job set to low, or not having "return to lobby" enabled
 // Prevents "antag rolling" by setting antag prefs on, all jobs to never, and "return to lobby if preferences not available"