Update hyper-tls requirement from 0.5.0 to 0.6.0

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

@@ -36,7 +36,7 @@ http-body = "0.4.5"
 hyper = { version = "0.14.13", features = ["client", "http1", "stream", "tcp"] }
 hyper-rustls = { version = "0.24.0", optional = true }
 hyper-timeout = { version = "0.4.1", optional = true }
-hyper-tls = { version = "0.5.0", optional = true }
+hyper-tls = { version = "0.6.0", optional = true }
 once_cell = "1.7.2"
 percent-encoding = "2.2.0"
 pin-project = "1.0.12"