feat(deps): upgrade kdbush to v4, update usage from migration docs

[deepanchal]

Description

Migrate KDBush from v3 to v4 following https://github.com/mourner/kdbush/releases/tag/v4.0.0

Current Behavior

New Behavior

Screenshots

Related Issue

Pull Request Type

Please check the type of change your PR introduces:

• [ ] Bugfix
• [x] Feature
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ ] Documentation changes

Checklist

• [x] My code follows the code style of this project.
• [ ] I have updated the documentation.
• [ ] I have added tests to cover my changes.
• [x] All new and existing tests passed.

Does this introduce a breaking change?

• [ ] Yes
• [x] No

[github-actions[bot]]

Playwright test results

 1 failed
 51 passed

Details

 52 tests across 12 suites
 52.4 seconds
 b84120d

Failed tests

firefox › authentication.test.ts › Authentication › should load unauthorized routes as expected with and without authentication - `( @slow @primary @development @staging @production )`

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.

Project coverage is 15.52%. Comparing base (d5bc14c) to head (b84120d).

Files	Patch %	Lines
src/hooks/worksite/useRenderedMarkers.ts	0.00%	6 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #928 +/- ## ======================================= Coverage 15.52% 15.52% ======================================= Files 380 380 Lines 80968 80962 -6 Branches 848 848 ======================================= Hits 12568 12568 + Misses 68400 68394 -6 ``` | [Flag](https://app.codecov.io/gh/CrisisCleanup/crisiscleanup-4-web/pull/928/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=CrisisCleanup) | Coverage Δ | | |---|---|---| | [unitTests](https://app.codecov.io/gh/CrisisCleanup/crisiscleanup-4-web/pull/928/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=CrisisCleanup) | `15.52% <0.00%> (+<0.01%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=CrisisCleanup#carryforward-flags-in-the-pull-request-comment) to find out more.

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