refactor: remove staking infraction type dep from evidence and slashing

[tac0turtle]

Description

Closes: #17329

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[julienrbrt]

lgtm!
Some tests are failing however: https://github.com/cosmos/cosmos-sdk/actions/runs/5821960407/job/15785529203?pr=17335

[likhita-809]

need to fix evidence module tests, otherwise looking good

[julienrbrt]

lgtm