Fixes HTML interfaces (R&D console) not updating when buttons on their UI are pressed (#22742)

changes:
- bugfix: "Fixes HTML interfaces not updating when a user hits a UI
button."

code/game/objects/objs.dm

@@ -223,11 +223,17 @@
 			if(M.client)
 				if(SStgui.try_update_ui(M, src, ui))
 					is_in_use = 1
+				else
+					if(M.machine == src)
+						src.attack_hand(M) //Needed for legacy HTML interfaces, not yet updated to TGUI.
+
 		if(istype(usr, /mob/living/silicon/ai) || istype(usr, /mob/living/silicon/robot))
 			if(!(usr in nearby))
 				if(usr.client && usr.machine==src) // && M.machine == src is omitted because if we triggered this by using the dialog, it doesn't matter if our machine changed in between triggering it and this - the dialog is probably still supposed to refresh.
 					is_in_use = 1
 					ui = SStgui.try_update_ui(usr, src, ui)
+					if(!ui)
+						src.attack_ai(usr) //Needed for legacy HTML interfaces, not yet updated to TGUI.
 		in_use = is_in_use
 
 /obj/proc/updateDialog()