fix(iroh-net): Make a single direct address in NodeAddr instant #9620

Job	Run time
Cross Test (i686-unknown-linux-gnu)	9m 28s
Android Build Only (aarch64-linux-android)	1m 26s
Android Build Only (armv7-linux-androideabi)	1m 23s
cargo deny	30s
Checking docs	1m 57s
Checking fmt	13s
Checking typos	7s
clippy_check	3m 6s
Cross Build Only (x86_64-unknown-freebsd)	1m 13s
Build wasm32	27s
check_semver	5m 43s
codespell	8s
Docker Test	8m 23s
Minimal Supported Rust Version	1m 20s
Run network simulations/benchmarks	7m 38s
CI Test Suite / Tests (ubuntu-latest, stable, all)	4m 39s
CI Test Suite / Tests (ubuntu-latest, stable, none)	4m 8s
CI Test Suite / Tests (ubuntu-latest, stable, default)	3m 48s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	6m 12s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	5m 56s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	6m 11s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	8m 23s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	8m 31s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	8m 24s
	1h 39m 14s

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