chore: update version_bump.yml

[kt3k]

This PR sets up new version upgrade flow to the repo using jsr:@deno/bump-workspaces tool

The new release steps:

• A maintainer trigger version_bump action with main branch selected
• @denobot creates a PR like this
  • the tool automatically calculates the necessary version upgrades.
• A maintainer review PR, and update it if necessary
• A maintainer land the PR.
• A maintainer tag it with something like release-YYY-MM-DD (can be automated in the future)

  git tag release-YYYY.MM.DD
  git push origin release-YYYY.MM.DD
  

• A maintainer publish the tag from github UI
• workspace publish action is triggered by the above and new versions will be published
• That's all

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.47%. Comparing base (cd3bb21) to head (1d080bb).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4687      +/-   ##
==========================================
- Coverage   91.47%   91.47%   -0.01%     
==========================================
  Files         477      477              
  Lines       37318    37318              
  Branches     5325     5325              
==========================================
- Hits        34137    34135       -2     
- Misses       3125     3127       +2     
  Partials       56       56              

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