Bumps [hiredis](https://github.com/redis/hiredis-rb) from 0.6.1 to 0.6.3. - [Release notes](https://github.com/redis/hiredis-rb/releases) - [Changelog](https://github.com/redis/hiredis-rb/blob/master/CHANGELOG.md) - [Commits](https://github.com/redis/hiredis-rb/compare/v0.6.1...v0.6.3) Signed-off-by: dependabot[bot] <support@dependabot.com>pull/4/head