test(iroh-net): increase timeout for local swarm discovery test #9610

Job	Run time
Checking fmt	9s
Checking docs	2m 18s
check_semver	6m 1s
Android Build Only (aarch64-linux-android)	1m 21s
Android Build Only (armv7-linux-androideabi)	1m 22s
Cross Build Only (x86_64-unknown-freebsd)	1m 13s
Build wasm32	1m 5s
Checking typos	5s
cargo deny	32s
clippy_check	3m 21s
Cross Test (i686-unknown-linux-gnu)	30m 17s
Minimal Supported Rust Version	2m 2s
codespell	11s
Docker Test	9m 57s
Run network simulations/benchmarks	7m 33s
CI Test Suite / Tests (ubuntu-latest, stable, all)	4m 39s
CI Test Suite / Tests (ubuntu-latest, stable, none)	5m 58s
CI Test Suite / Tests (ubuntu-latest, stable, default)	3m 35s
CI Test Suite / Tests (windows-latest, stable, all, x86_64-pc-windows-msvc)	8m 29s
CI Test Suite / Tests (macOS-arm-latest, stable, all)	6m 9s
CI Test Suite / Tests (windows-latest, stable, none, x86_64-pc-windows-msvc)	8m 44s
CI Test Suite / Tests (macOS-arm-latest, stable, none)	5m 28s
CI Test Suite / Tests (windows-latest, stable, default, x86_64-pc-windows-msvc)	9m 32s
CI Test Suite / Tests (macOS-arm-latest, stable, default)	5m 43s
	2h 5m 44s

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