Update Spike and Makeshift Knife recipe to be more reasonable. (#38033)

* Update spike recipe.

Now uses 1 chunk of steel: a survvior cannot possibly hammer out a spike from 2 steel pieces with only a rock and no welding equipment.
Where does the second steel chunk go, anyway?

data/json/items/melee/swords_and_blades.json

@@ -223,7 +223,7 @@
     "name": { "str": "makeshift knife", "str_pl": "makeshift knives" },
     "description": "A knife consisting of a long, somewhat sharpened, spike and a tightly wrapped rag as a handle.  It makes a good melee weapon.",
     "weight": "550 g",
-    "volume": "500 ml",
+    "volume": "251 ml",
     "price": 0,
     "to_hit": -1,
     "bashing": 2,

data/json/recipes/recipe_others.json

@@ -1369,7 +1369,7 @@
     "reversible": true,
     "autolearn": true,
     "qualities": [ { "id": "HAMMER", "level": 1 } ],
-    "components": [ [ [ "steel_chunk", 2 ], [ "scrap", 5 ] ] ]
+    "components": [ [ [ "steel_chunk", 1 ] ] ]
   },
   {
     "type": "recipe",