Update hyper requirement from 0.13 to 0.14 (#224)

Updates the requirements on [hyper](https://github.com/hyperium/hyper) to permit the latest version.
- [Release notes](https://github.com/hyperium/hyper/releases)
- [Changelog](https://github.com/hyperium/hyper/blob/master/CHANGELOG.md)
- [Commits](hyperium/hyper@v0.13.0...v0.14.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Adam Perry <lol@anp.lol>

dom/examples/ssr/Cargo.toml

@@ -10,7 +10,7 @@ description = "proof of concept for server-side rendered HTML with moxie-dom"
 augdom = { path = "../../augdom" }
 gotham = "0.5.0"
 gotham_derive = "0.5.0"
-hyper = "0.13"
+hyper = "0.14"
 mox = { path = "../../../mox" }
 moxie = { path = "../../../" }
 serde = "1"