Bump php-http/cache-plugin from 1.7.4 to 1.7.5

Bumps [php-http/cache-plugin](https://github.com/php-http/cache-plugin) from 1.7.4 to 1.7.5.
- [Release notes](https://github.com/php-http/cache-plugin/releases)
- [Changelog](https://github.com/php-http/cache-plugin/blob/master/CHANGELOG.md)
- [Commits](php-http/cache-plugin@1.7.4...1.7.5)

---
updated-dependencies:
- dependency-name: php-http/cache-plugin
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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