feat(iroh-net): Implement `websocket` protocol upgrade in iroh-relay #8712

Job	Run time
Checking fmt	13s
Checking docs	1m 15s
cargo deny	30s
clippy_check	1m 29s
check_semver	4m 18s
Cross Build Only (armv7-linux-androideabi)	1m 3s
Cross Test (i686-unknown-linux-gnu)	2m 37s
Cross Build Only (aarch64-linux-android)	1m 0s
Minimal Supported Rust Version	1m 15s
Cross Build Only (x86_64-unknown-freebsd)	1m 7s
Run network simulations/benchmarks	4m 8s
Cross Build Only (x86_64-unknown-netbsd)	1m 10s
Build wasm32	31s
CI Test Suite / Tests (ubuntu-latest, stable, all)	4m 7s
CI Test Suite / Tests (ubuntu-latest, stable, none)	2m 57s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	3m 51s
CI Test Suite / Tests (ubuntu-latest, stable, default)	3m 4s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	3m 49s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	4m 7s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	4m 8s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	3m 8s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	3m 48s
	53m 35s

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