chore: clean-up all replaces and add tagging process (backport #16528)

[mergify]

This is an automatic backport of pull request #16528 done by Mergify.
Cherry-pick of 7a55c93 has failed:

On branch mergify/bp/release/v0.50.x/pr-16528
Your branch is up to date with 'origin/release/v0.50.x'.

You are currently cherry-picking commit 7a55c936a.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   RELEASE_PROCESS.md
	modified:   client/v2/go.mod
	modified:   client/v2/go.sum
	modified:   go.mod
	modified:   simapp/go.mod
	modified:   tests/go.mod
	modified:   tools/confix/go.mod
	modified:   tools/rosetta/go.mod
	modified:   tools/rosetta/go.sum
	modified:   x/circuit/go.mod
	modified:   x/circuit/go.sum
	modified:   x/evidence/go.mod
	modified:   x/feegrant/go.mod
	modified:   x/feegrant/go.sum
	modified:   x/nft/go.mod
	modified:   x/upgrade/go.mod

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   go.sum
	both modified:   simapp/go.sum
	both modified:   tests/go.sum
	both modified:   tools/confix/go.sum
	both modified:   tools/cosmovisor/go.mod
	both modified:   tools/cosmovisor/go.sum
	both modified:   x/evidence/go.sum
	both modified:   x/nft/go.sum
	both modified:   x/upgrade/go.sum

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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[julienrbrt]

All modules should use v0.50-alpha