Bump laminas/laminas-escaper from 2.14.0 to 2.15.0 (#100)

Bumps [laminas/laminas-escaper](https://github.com/laminas/laminas-escaper) from 2.14.0 to 2.15.0.
- [Release notes](https://github.com/laminas/laminas-escaper/releases)
- [Commits](laminas/laminas-escaper@2.14.0...2.15.0)

---
updated-dependencies:
- dependency-name: laminas/laminas-escaper
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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