fix: add simulation tests for new param change (backport #14728)

[mergify]

This is an automatic backport of pull request #14728 done by Mergify.
Cherry-pick of d3c3194 has failed:

On branch mergify/bp/release/v0.47.x/pr-14728
Your branch is up to date with 'origin/release/v0.47.x'.

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  (use "git cherry-pick --skip" to skip this patch)
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Changes to be committed:
	modified:   UPGRADING.md
	modified:   testutil/sims/simulation_helpers.go
	modified:   types/simulation/types.go
	modified:   x/auth/module.go
	deleted:    x/auth/simulation/params_test.go
	new file:   x/auth/simulation/proposals.go
	new file:   x/auth/simulation/proposals_test.go
	modified:   x/authz/module/module.go
	modified:   x/authz/msgs.go
	modified:   x/authz/simulation/operations.go
	modified:   x/bank/module.go
	modified:   x/bank/simulation/operations.go
	deleted:    x/bank/simulation/params_test.go
	new file:   x/bank/simulation/proposals.go
	new file:   x/bank/simulation/proposals_test.go
	modified:   x/capability/module.go
	modified:   x/distribution/module.go
	modified:   x/distribution/simulation/operations.go
	deleted:    x/distribution/simulation/params_test.go
	new file:   x/distribution/simulation/proposals.go
	new file:   x/distribution/simulation/proposals_test.go
	modified:   x/evidence/module.go
	modified:   x/feegrant/module/module.go
	modified:   x/gov/module.go
	deleted:    x/gov/simulation/params_test.go
	modified:   x/gov/simulation/proposals.go
	modified:   x/gov/simulation/proposals_test.go
	modified:   x/group/module/module.go
	modified:   x/mint/module.go
	deleted:    x/mint/simulation/params_test.go
	new file:   x/mint/simulation/proposals.go
	new file:   x/mint/simulation/proposals_test.go
	modified:   x/nft/simulation/operations.go
	modified:   x/params/module.go
	modified:   x/params/simulation/operations.go
	modified:   x/params/simulation/operations_test.go
	modified:   x/params/simulation/proposals.go
	modified:   x/params/simulation/proposals_test.go
	modified:   x/simulation/params.go
	modified:   x/simulation/params_test.go
	modified:   x/slashing/module.go
	modified:   x/slashing/simulation/operations.go
	deleted:    x/slashing/simulation/params_test.go
	new file:   x/slashing/simulation/proposals.go
	new file:   x/slashing/simulation/proposals_test.go
	modified:   x/staking/module.go
	deleted:    x/staking/simulation/params_test.go
	new file:   x/staking/simulation/proposals.go
	new file:   x/staking/simulation/proposals_test.go
	modified:   x/staking/types/params.go

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	both modified:   CHANGELOG.md
	both modified:   types/module/simulation.go
	deleted by them: x/auth/simulation/params.go
	deleted by them: x/bank/simulation/params.go
	deleted by them: x/distribution/simulation/params.go
	both modified:   x/gov/simulation/operations.go
	both modified:   x/gov/simulation/operations_test.go
	deleted by them: x/gov/simulation/params.go
	deleted by them: x/mint/simulation/params.go
	deleted by them: x/slashing/simulation/params.go
	deleted by them: x/staking/simulation/params.go

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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