chore(deps-dev): bump the npm_and_yarn group group (cloudflare#508)

Bumps the npm_and_yarn group group in /worker-kv/tests with 1 update: [miniflare](https://github.com/cloudflare/workers-sdk/tree/HEAD/packages/miniflare).


Updates `miniflare` from 1.4.1 to 3.20240320.0
- [Release notes](https://github.com/cloudflare/workers-sdk/releases)
- [Changelog](https://github.com/cloudflare/workers-sdk/blob/main/packages/miniflare/CHANGELOG.md)
- [Commits](https://github.com/cloudflare/workers-sdk/commits/miniflare@3.20240320.0/packages/miniflare)

---
updated-dependencies:
- dependency-name: miniflare
  dependency-type: direct:development
  dependency-group: npm_and_yarn-security-group
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>