chore(deps): bump vitest and @vitest/coverage-istanbul

Bumps [vitest](https://github.com/vitest-dev/vitest/tree/HEAD/packages/vitest) and [@vitest/coverage-istanbul](https://github.com/vitest-dev/vitest/tree/HEAD/packages/coverage-istanbul). These dependencies needed to be updated together.

Updates `vitest` from 3.2.4 to 4.0.6
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.6/packages/vitest)

Updates `@vitest/coverage-istanbul` from 3.2.4 to 4.0.6
- [Release notes](https://github.com/vitest-dev/vitest/releases)
- [Commits](https://github.com/vitest-dev/vitest/commits/v4.0.6/packages/coverage-istanbul)

---
updated-dependencies:
- dependency-name: vitest
  dependency-version: 4.0.6
  dependency-type: direct:development
  update-type: version-update:semver-major
- dependency-name: "@vitest/coverage-istanbul"
  dependency-version: 4.0.6
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -19,13 +19,13 @@
         "@biomejs/biome": "2.3.2",
         "@parcel/packager-ts": "2.15.4",
         "@parcel/transformer-typescript-types": "2.15.4",
-        "@vitest/coverage-istanbul": "3.2.4",
+        "@vitest/coverage-istanbul": "4.0.6",
         "buffer": "6.0.0",
         "git-cliff": "2.10.1",
         "parcel": "2.15.4",
         "process": "0.11.10",
         "typescript": "5.9.2",
-        "vitest": "3.2.4"
+        "vitest": "4.0.6"
     },
     "volta": {
         "node": "22.11.0",