[FEATURE] Eat a pill by using it in-hand

[Noah Buttes]

I only had to add one line to make this patch.

Use a pill in-hand to swallow it.

Now blind people can ingest mutadone pills.

Huzzah.

Compare:
https://github.com/goonstation/goonstati...eat-a-pill

Diff:
https://github.com/goonstation/goonstati...-pill.diff