Update claw bar volume to be consistent with crowbar (CleverRaven#66765)

* Update claw bar volume to be consistent with crowbar

* Adjust claw bar volume to be proportional to weight of crowbar.

* fix expected dps

* Revert "fix expected dps"

This reverts commit 6a1edfa.

Revert test change

* Reduce damage to match test

data/json/items/tool/workshop.json

@@ -242,7 +242,7 @@
     "name": { "str": "claw bar" },
     "description": "A small prying tool with a clawed bend at one end for pulling spikes.  Use it to open locked doors without destroying them or to lift manhole covers.  You could also wield it to bash some heads in.",
     "weight": "350 g",
-    "volume": "375 ml",
+    "volume": "64 ml",
     "longest_side": "25 cm",
     "price": 1000,
     "price_postapoc": 250,
@@ -253,7 +253,7 @@
     "qualities": [ [ "PRY", 2 ], [ "HAMMER", 1 ], [ "PRYING_NAIL", 1 ] ],
     "use_action": [ "CROWBAR" ],
     "flags": [ "BELT_CLIP" ],
-    "melee_damage": { "bash": 10, "cut": 1 }
+    "melee_damage": { "bash": 9, "cut": 1 }
   },
   {
     "id": "con_mix",