shouldn't allow {"group": "...", "charges": }

[dynst]

Is your feature request related to a problem? Please describe.

Cataclysm-DDA/data/json/itemgroups/Labs/labs_mutagen.json

Line 7 in 13502eb

{ "group": "bleach_jug_part", "charges": [ 1, -1 ], "prob": 40 },

This doesn't make much sense. No other use of bleach_jug_part from #87897 does this, does it do anything at all? Charges only make sense on a specific "item".

Solution you would like.

reject it at parse time.

Describe alternatives you have considered.

No response

Additional context

No response

[GuardianDll]

Iirc it tells the game that any item inside of this item group should have specified amount of charges, we have it used quite often