Bump ergebnis/composer-normalize in /modules/btcpay

Bumps [ergebnis/composer-normalize](https://github.com/ergebnis/composer-normalize) from 2.42.0 to 2.43.0.
- [Release notes](https://github.com/ergebnis/composer-normalize/releases)
- [Changelog](https://github.com/ergebnis/composer-normalize/blob/main/CHANGELOG.md)
- [Commits](ergebnis/composer-normalize@2.42.0...2.43.0)

---
updated-dependencies:
- dependency-name: ergebnis/composer-normalize
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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