chore: fix linting issues exposed by fixing golangci-lint

[faddat]

This PR fixes linting issues that were exposed by fixing golangci-lint

• 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 #12895 (c74fee6) into main (15b04c2) will increase coverage by 2.21%.
The diff coverage is 71.87%.

@@            Coverage Diff             @@
##             main   #12895      +/-   ##
==========================================
+ Coverage   55.87%   58.09%   +2.21%     
==========================================
  Files         650      734      +84     
  Lines       55008    62695    +7687     
==========================================
+ Hits        30737    36424    +5687     
- Misses      21807    23302    +1495     
- Partials     2464     2969     +505     

Impacted Files	Coverage Δ
baseapp/baseapp.go	76.87% <ø> (ø)
baseapp/msg_service_router.go	80.88% <ø> (ø)
client/keys/add.go	63.34% <ø> (ø)
codec/amino_codec.go	100.00% <ø> (ø)
codec/proto_codec.go	61.31% <ø> (ø)
crypto/hd/hdpath.go	98.40% <ø> (ø)
crypto/keys/multisig/codec.go	100.00% <ø> (ø)
crypto/keys/secp256k1/secp256k1.go	88.63% <ø> (ø)
crypto/keys/secp256k1/secp256k1_nocgo.go	83.33% <ø> (ø)
depinject/config.go	85.88% <ø> (ø)
... and 176 more

[julienrbrt]

Thanks @faddat!