fix(templates): fix simapp simulation method update->delete (backport #4421)

[mergify]

In simapp template, I found one mistake that uses MsgUpdateXXX where it should use MsgDeleteXXX

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This is an automatic backport of pull request #4421 done by Mergify.

[mergify]

Cherry-pick of da55a09 has failed:

On branch mergify/bp/release/v28.x.y/pr-4421
Your branch is up to date with 'origin/release/v28.x.y'.

You are currently cherry-picking commit da55a095.
  (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)

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   ignite/templates/typed/list/files/simapp/x/{{moduleName}}/simulation/{{typeName}}.go.plush

no changes added to commit (use "git add" and/or "git commit -a")

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