Verify that those clicking on admin statclicks are admins (#63226)

Also removes some unused statclick.

Statclicks need to get removed someday, they're a pain in the ass, but this is good enough for now.

code/modules/admin/verbs/adminhelp.dm

@@ -148,6 +148,11 @@ GLOBAL_DATUM_INIT(ahelp_tickets, /datum/admin_help_tickets, new)
 	current_state = state
 
 /obj/effect/statclick/ticket_list/Click()
+	if (!usr.client?.holder)
+		message_admins("[key_name_admin(usr)] non-holder clicked on a ticket list statclick! ([src])")
+		log_game("[key_name(usr)] non-holder clicked on a ticket list statclick! ([src])")
+		return
+
 	GLOB.ahelp_tickets.BrowseTickets(current_state)
 
 //called by admin topic
@@ -550,6 +555,11 @@ GLOBAL_DATUM_INIT(ahelp_tickets, /datum/admin_help_tickets, new)
 	return ..(ahelp_datum.name)
 
 /obj/effect/statclick/ahelp/Click()
+	if (!usr.client?.holder)
+		message_admins("[key_name_admin(usr)] non-holder clicked on an ahelp statclick! ([src])")
+		log_game("[key_name(usr)] non-holder clicked on an ahelp statclick! ([src])")
+		return
+
 	ahelp_datum.TicketPanel()
 
 /obj/effect/statclick/ahelp/Destroy()

code/modules/mob/living/silicon/ai/freelook/cameranet.dm

@@ -15,9 +15,6 @@ GLOBAL_DATUM_INIT(cameranet, /datum/cameranet, new)
 	var/list/chunks = list()
 	var/ready = 0
 
-	// The object used for the clickable stat() button.
-	var/obj/effect/statclick/statclick
-
 	///this object is the static that ais see on obscured turfs, added to the turfs vis_contents
 	var/obj/effect/overlay/camera_static/vis_contents_opaque