Fixed some two-handed weapon bugs (#22457)

* Fixed being able to hold twohanded-required items in one hand
Fixed dualsabers changing their weight_class and hitsound when unsuccessfully wielded

* Fixed ctf flags being unpickupable

code/game/objects/structures/flora.dm

@@ -252,6 +252,7 @@
 	var/image/I = image(icon = 'icons/obj/flora/plants.dmi' , icon_state = src.icon_state, loc = user)
 	I.override = 1
 	user.add_alt_appearance("sneaking_mission", I, player_list)
+	..()
 
 /obj/item/weapon/twohanded/required/kirbyplants/dropped(mob/living/user)
 	..()