Moves most screwdriver checks to screwdriver_act (#19024)

* screwdriver_act my beloved

* convert to returns instead of . / lewcc review

* it will be done

* i'm a little bit stupid, but now time to test

* sometimes I get excited and press the commit

* The great test has been completed

* oh wow oh wow, lewc review

* found one last one

* Steel review

* Lewc review

* quick sirryan review

* removes stupid comments (old coders I blame)

* sirryan review two

* whoops...

* hal review

* the fix to the fix to the fix

* Revert "the fix to the fix to the fix"

FUCK I pushed to the wrong branch
This reverts commit a96fe98781.

code/modules/reagents/chemistry/machinery/pandemic.dm

@@ -338,9 +338,11 @@
 		to_chat(user, "<span class='notice'>You add the beaker to the machine.</span>")
 		updateUsrDialog()
 		icon_state = "pandemic1"
-
-	else if(istype(I, /obj/item/screwdriver))
-		if(beaker)
-			beaker.forceMove(get_turf(src))
 	else
 		return ..()
+
+/obj/machinery/computer/pandemic/screwdriver_act(mob/user, obj/item/I)
+	if(beaker)
+		eject_beaker()
+		return TRUE
+	return ..()