GASFILTER_MED. Wrong flag `name`

[IdleSol]

Describe the bug

https://github.com/CleverRaven/Cataclysm-DDA/blob/dd272dd1852db13f7f4b11af861a06dccf6c8d34/data/json/flags.json#L2370-L2373

The gas mask cartridge has been renamed the CBRN filter canister.

https://github.com/CleverRaven/Cataclysm-DDA/blob/dd272dd1852db13f7f4b11af861a06dccf6c8d34/data/json/items/magazine/filter.json#L20-L24

Attach save file

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Steps to reproduce

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Expected behavior

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Screenshots

Versions and configuration

master

Additional context

No response