chore: remove typo

[julienrbrt]

Description

Closes: #13912

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Author Checklist

All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow up issues.

I have...

• included the correct type prefix in the PR title
• added ! to the type prefix if API or client breaking change
• targeted the correct branch (see PR Targeting)
• provided a link to the relevant issue or specification
• followed the guidelines for building modules
• included the necessary unit and integration tests
• added a changelog entry to CHANGELOG.md
• included comments for documenting Go code
• updated the relevant documentation or specification
• reviewed "Files changed" and left comments if necessary
• confirmed all CI checks have passed

Reviewers Checklist

All items are required. Please add a note if the item is not applicable and please add
your handle next to the items reviewed if you only reviewed selected items.

I have...

• confirmed the correct type prefix in the PR title
• confirmed ! in the type prefix if API or client breaking change
• confirmed all author checklist items have been addressed
• reviewed state machine logic
• reviewed API design and naming
• reviewed documentation is accurate
• reviewed tests and test coverage
• manually tested (if applicable)

[codecov]

Codecov Report

Merging #13914 (47c2f8b) into main (2c0d445) will increase coverage by 0.44%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #13914      +/-   ##
==========================================
+ Coverage   56.45%   56.90%   +0.44%     
==========================================
  Files         648      641       -7     
  Lines       56276    55828     -448     
==========================================
- Hits        31772    31769       -3     
+ Misses      21939    21481     -458     
- Partials     2565     2578      +13     

Impacted Files	Coverage Δ
x/group/internal/math/dec.go	48.52% <ø> (+1.38%)	⬆️
x/staking/simulation/operations.go	74.54% <0.00%> (-1.38%)	⬇️
simapp/state.go
simapp/simd/cmd/root.go
simapp/test_helpers.go
simapp/app.go
simapp/genesis.go
simapp/simd/cmd/testnet.go
simapp/upgrades.go
simapp/export.go
... and 7 more