chore(deps): bump redis from 1.3.0 to 1.4.0

Bumps [redis](https://github.com/redis-rs/redis-rs) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/redis-rs/redis-rs/releases)
- [Commits](redis-rs/redis-rs@redis-1.3.0...redis-1.4.0)

---
updated-dependencies:
- dependency-name: redis
  dependency-version: 1.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]