fix(balance): Fix Plated Leather Skirt's Weight Value (#4577)

Fix Plated Leather Skirt's weight value

data/json/items/armor/legs_armor.json

@@ -382,7 +382,7 @@
     "type": "ARMOR",
     "name": { "str_sp": "plated leather skirt" },
     "description": "An armored skirt made of leather with metal plates expertly sewn into it.  It's not as protective as proper leg armor, but it's also far more tolerable to wear in the summer and far easier to move in.",
-    "weight": "640 g",
+    "weight": "1300 g",
     "material": [ "leather", "iron" ],
     "price_postapoc": "175 cent",
     "encumbrance": 6