[serious april pr pls no close] Adds the magic nanny bag. (#20774)

* IT'S NOT A GRANNY BAG

* other tweaks to put out

* Restricted on raging

* Update code/game/objects/items/weapons/storage/backpack.dm

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>

* defined

* Update code/game/objects/items/weapons/storage/backpack.dm

Co-authored-by: Ryan <80364400+Sirryan2002@users.noreply.github.com>

* changes requested

* no slime coring the super food

* actually let the pie live, the meds can be found in pill bottles in space, just not the steak

* merge conflict bullshit

* pain, suffering even

* icon handling

* M-M-M-ERGE CONFLICTS MY BELOVED

* Apply suggestions from code review

Co-authored-by: S34N <12197162+S34NW@users.noreply.github.com>

* s34n comments

* I can read and speak the english language™️

---------

Co-authored-by: Henri215 <77684085+Henri215@users.noreply.github.com>
Co-authored-by: Ryan <80364400+Sirryan2002@users.noreply.github.com>
Co-authored-by: S34N <12197162+S34NW@users.noreply.github.com>

code/modules/reagents/chemistry/reagents/alcohol.dm

@@ -1177,6 +1177,9 @@
 		M.reagents.del_reagent("milk")
 		M.reagents.del_reagent("dragonsbreath")
 		return
+	if(iswizard(M))
+		M.reagents.del_reagent("dragonsbreath") //As funny as it is, let's not have new wizards dust themselfs.
+		return
 	if(prob(8))
 		to_chat(M, "<span class='userdanger'>Oh god! Oh GODD!!</span>")
 	if(prob(50))

code/modules/reagents/chemistry/recipes/slime_extracts.dm

@@ -171,7 +171,8 @@
 		/obj/item/reagent_containers/food/snacks/deepfryholder,
 		/obj/item/reagent_containers/food/snacks/chinese,
 		/obj/item/reagent_containers/food/snacks/human,
-		/obj/item/reagent_containers/food/snacks/monstermeat
+		/obj/item/reagent_containers/food/snacks/monstermeat,
+		/obj/item/reagent_containers/food/snacks/meatsteak/stimulating
 		)
 	blocked |= typesof(/obj/item/reagent_containers/food/snacks/customizable)