fix: unexpected subpaths in import maps by updates

[hasundue]

• chore(tasks): shorten test and integration
• refactor(lib/update): simplify map property
• fix: unexpected subpaths in import maps by updates

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 87.39%. Comparing base (fd6a576) to head (d23995c).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #134 +/- ## ========================================== - Coverage 87.43% 87.39% -0.05% ========================================== Files 18 18 Lines 828 825 -3 Branches 125 125 ========================================== - Hits 724 721 -3 Misses 104 104 ```

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