Bump solargraph from 0.32.3 to 0.32.4
Bump solargraph from 0.32.3 to 0.32.4

Bumps [solargraph](https://github.com/castwide/solargraph) from 0.32.3 to 0.32.4.
- [Release notes](https://github.com/castwide/solargraph/releases)
- [Commits](https://github.com/castwide/solargraph/commits)
pivotal-cf/cf-redis-release,pivotal-cf/cf-redis-release,pivotal-cf/cf-redis-release