fix(deps): update rust crate hyper-util to v0.1.16

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
hyper-util (source)	dependencies	patch	0.1.11 -> 0.1.16

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Release Notes

hyperium/hyper-util (hyper-util)

v0.1.16

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• Add impl Clone for proxy::Tunnel service.
• Fix proxy::Matcher to detect SOCKS4 schemes.
• Fix legacy::Client pool idle checker to trigger less aggresively, saving CPU.

v0.1.15

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• Add header casing options to auto::Builder.
• Fix proxy::Socksv5 to check for enough bytes before parsing ipv6 responses.
• Fix including client-proxy in the full feature set.

v0.1.14

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• Fix HttpConnector to defer address family order to resolver sort order.
• Fix proxy::Matcher to find HTTPS system proxies on Windows.

v0.1.13

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• Fix HttpConnector to always prefer IPv6 addresses first, if happy eyeballs is enabled.
• Fix legacy::Client to return better errors if available on the connection.

v0.1.12

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• Add client::legacy::proxy::Tunnel connector that wraps another connector with HTTP tunneling.
• Add client::legacy::proxy::{SocksV4, SocksV5} connectors that wraps another connector with SOCKS.
• Add client::proxy::matcher::Matcher type that can use environment variables to match proxy rules.
• Add server::graceful::Watcher type that can be sent to watch a connection in another task.
• Add GracefulShutdown::count() method to get number of currently watched connections.
• Fix missing must_use attributes on Connection futures.
• Fix tracing span in GAI resolver that can cause panics.

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