Bump DataMaps from 35f2e85 to 518aef2 (#756)

Bumps [DataMaps](https://github.com/alex4401/mediawiki-extensions-DataMaps) from `35f2e85` to `518aef2`.
- [Release notes](https://github.com/alex4401/mediawiki-extensions-DataMaps/releases)
- [Commits](wiki-gg-oss/mediawiki-extensions-DataMaps@35f2e85...518aef2)

---
updated-dependencies:
- dependency-name: DataMaps
  dependency-version: 518aef20dee0cbad9d9ae701f1d8f4fd667a21b5
  dependency-type: direct:production
...

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

Author: dependabot[bot]