Update NoKV description

[feichai0017]

Summary

• Update NoKV's listing description to match its current positioning as a native metadata service for distributed filesystems, object storage, and AI dataset workloads.

Forge link: https://github.com/feichai0017/NoKV
pkg.go.dev: https://pkg.go.dev/github.com/feichai0017/NoKV
goreportcard.com: https://goreportcard.com/report/github.com/feichai0017/NoKV

Validation

• go test -run 'Test(RenderIndex|Separator)$'
• git diff --check

Note: the full awesome-go test job currently reports unrelated alphabetical-order and duplicate-link failures elsewhere in README.md on the upstream base.

[Copilot]

Pull request overview

Updates the README entry for NoKV so its listing description reflects its current positioning as a native metadata service for distributed storage and AI dataset workloads.

Changes:

• Replaces the NoKV description in the “Databases Implemented in Go” section with updated wording aligned to its current use case.

[github-actions]

Automated Quality Checks

Required checks

✅ Repo: accessible, has go.mod and SemVer release
✅ pkg.go.dev: OK
✅ Go Report Card: OK (grade unknown)

Additional checks

✅ License: Apache-2.0
✅ Maturity: repo has 5+ months of history
✅ CI/CD: GitHub Actions workflows detected
✅ README: present
⚠️ Coverage: missing from PR body

How to fix: Add a coverage service link to your PR description:

Coverage: https://app.codecov.io/gh/your-org/your-project

Popular options: [Codecov](https://codecov.io), [Coveralls](https://coveralls.io). Integrate one with your CI to track coverage automatically.


_These checks are automated and do not replace maintainer review. See [CONTRIBUTING.md](https://github.com/avelino/awesome-go/blob/main/CONTRIBUTING.md) for full guidelines._

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## PR Diff Validation

### Content checks

✅ **Files changed**: only README.md
✅ **Link consistency**: README link matches forge link in PR body
✅ **Link text**: matches repository name
✅ **Description**: ends with punctuation
✅ **Description tone**: no promotional language detected
✅ **Category size**: Databases Implemented in Go has 47 items

### Warnings

⚠️ **Changes**: 1 added + 1 removed (update or move — please confirm in PR description)


_Automated diff validation — does not replace maintainer review._
<!-- Sticky Pull Request Commentpr-quality-check -->

[monikabielak12-lgtm]

Done