Update cosmos-sdk to 0.46.1

[yihuang]

Description

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For contributor use:

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer

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For admin use:

• Added appropriate labels to PR (ex. WIP, R4R, docs, etc)
• Reviewers assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

[codecov]

Codecov Report

Merging #1300 (fc92b8c) into main (685869a) will decrease coverage by 0.04%.
The diff coverage is 7.14%.

@@            Coverage Diff             @@
##             main    #1300      +/-   ##
==========================================
- Coverage   52.17%   52.13%   -0.05%     
==========================================
  Files         105      105              
  Lines        9541     9547       +6     
==========================================
- Hits         4978     4977       -1     
- Misses       4296     4302       +6     
- Partials      267      268       +1     

Impacted Files	Coverage Δ
rpc/backend/node_info.go	0.00% <0.00%> (ø)
server/config/config.go	22.22% <0.00%> (-0.27%)	⬇️
rpc/backend/backend.go	46.66% <33.33%> (-5.06%)	⬇️