Update redis requirement from 0.25 to 0.26

Updates the requirements on [redis](https://github.com/redis-rs/redis-rs) to permit the latest version.
- [Release notes](https://github.com/redis-rs/redis-rs/releases)
- [Commits](redis-rs/redis-rs@redis-0.25.0...redis-0.26.0)

---
updated-dependencies:
- dependency-name: redis
  dependency-type: direct:production
...

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

Cargo.toml

@@ -20,5 +20,5 @@ futures = "0.3"
 rand = "0.8"
 serde = "1.0"
 serde_json = "1.0"
-redis = { version = "0.25", features = ["connection-manager", "async-std-comp", "async-std-tls-comp"] }
+redis = { version = "0.26", features = ["connection-manager", "async-std-comp", "async-std-tls-comp"] }
 time = "0.3"