Update hyper-tls requirement from 0.5 to 0.6

Updates the requirements on [hyper-tls](https://github.com/hyperium/hyper-tls) to permit the latest version.
- [Commits](hyperium/hyper-tls@v0.5.0...v0.6.0)

---
updated-dependencies:
- dependency-name: hyper-tls
  dependency-type: direct:production
...

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

Cargo.toml

@@ -39,7 +39,7 @@ ring = "0.16"
 bytes = "1"
 hyper = {version="1.0", features=["full"], optional=true}
 headers = "0.3"
-hyper-tls = {version="0.5", optional=true}
+hyper-tls = {version="0.6", optional=true}
 tokio-tungstenite = {version="0.20", optional=true}
 
 [dev-dependencies]