chore(deps): bump tower from 0.4.13 to 0.5.1

Bumps [tower](https://github.com/tower-rs/tower) from 0.4.13 to 0.5.1.
- [Release notes](https://github.com/tower-rs/tower/releases)
- [Commits](tower-rs/tower@tower-0.4.13...tower-0.5.1)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -17,7 +17,7 @@ tokio = { version = "1", features = ["rt", "macros", "process"] }
 
 [dev-dependencies]
 http = "1.1"
-tower = "0.4"
+tower = "0.5"
 hyper = "1.4"
 redis = { version = "0.25", features = ["tokio-comp"] }
 rumqttc = "0.24.0"