Bump src/main/resources/csl-locales from 28e809b to 606fa26 (JabRef#12676)

Bumps [src/main/resources/csl-locales](https://github.com/citation-style-language/locales) from `28e809b` to `606fa26`.
- [Release notes](https://github.com/citation-style-language/locales/releases)
- [Commits](citation-style-language/locales@28e809b...606fa26)

---
updated-dependencies:
- dependency-name: src/main/resources/csl-locales
  dependency-type: direct:production
...

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

Author: dependabot[bot]