fix: VersionMap from upgrade handler

[dudong2]

Closes: #XXX

Description

• fix unchanged module version map issue in v8 upgrade handler

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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-commenter]

Codecov Report

Attention: Patch coverage is 0% with 12 lines in your changes missing coverage. Please review.

Project coverage is 68.27%. Comparing base (6d3c5c6) to head (d1f9700).

Additional details and impacted files

@@                 Coverage Diff                  @@
##           canto-v8/develop      #15      +/-   ##
====================================================
- Coverage             68.30%   68.27%   -0.04%     
====================================================
  Files                   117      117              
  Lines                 11240    11245       +5     
====================================================
  Hits                   7677     7677              
- Misses                 3088     3093       +5     
  Partials                475      475              

Files	Coverage Δ
app/upgrades.go	45.67% <0.00%> (-3.01%)	⬇️

[github-actions]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed in 7 days-before-close if no further activity occurs.