Implement network family autoselection timeout flag

[Jarred-Sumner]

Summary

• parse --network-family-autoselection-attempt-timeout in CLI
• pass the value to Node's net binding

Testing

• bun agent test test/js/node/test/parallel/test-net-autoselectfamily-attempt-timeout-default-value.js (fails: unable to download WebKit)

[robobun]

^{Updated 1:58 PM PT - May 21st, 2025}

❌ @Jarred-Sumner, your commit fd12582 has 1 failures in Build #17063:

• src/deps/zig-clap/clap.zig - zig error on 🐧 aarch64-musl - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🐧 x64-baseline - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🐧 x64-musl - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🐧 x64 - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🐧 x64-musl-baseline - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🐧 aarch64 - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🪟 x64 - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🍎 aarch64 - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🍎 x64 - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🐧 x64-asan - build-zig
• src/deps/zig-clap/clap.zig - zig error on 🪟 x64-baseline - build-zig

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🧪   To try this PR locally:

bunx bun-pr 19828

That installs a local version of the PR into your bun-19828 executable, so you can run:

bun-19828 --bun