Bump httparty from 0.16.3 to 0.16.4
Bump httparty from 0.16.3 to 0.16.4

Bumps [httparty](https://github.com/jnunemaker/httparty) from 0.16.3 to 0.16.4.
- [Release notes](https://github.com/jnunemaker/httparty/releases)
- [Changelog](https://github.com/jnunemaker/httparty/blob/master/Changelog.md)
- [Commits](https://github.com/jnunemaker/httparty/commits/v0.16.4)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
pivotal-cf/cf-redis-release,pivotal-cf/cf-redis-release,pivotal-cf/cf-redis-release