* x/slashing/simulation/genesis.go: add unit tests * rename variable stakingGenesis to slashingGenesis Co-authored-by: Alexander Bezobchuk <alexanderbez@users.noreply.github.com> Co-authored-by: Marko <marbar3778@yahoo.com> Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>