Add timeout warning

[Jarred-Sumner]

What does this PR do?

How did you verify your code works?

Manual. I think we can get away with it for this

[robobun]

❌ @Jarred-Sumner, your commit 28ffb60 has 10 failures in #4649:

test/js/web/fetch/fetch-tcp-stress.test.ts - timeout on 🍎 13 aarch64

test/js/web/fetch/fetch-tcp-stress.test.ts - timeout on 🍎 14 aarch64

test/js/web/fetch/fetch-tcp-stress.test.ts - timeout on 🍎 14 x64

test/js/web/streams/streams.test.js - 1 failing on 🍎 14 aarch64

test/js/node/test/parallel/zlib.test.js - 1 failing on 🍎 13 aarch64

test/js/bun/http/fetch-file-upload.test.ts - 1 failing on 🪟 x64

test/cli/hot/watch.test.ts - 1 failing on 🪟 x64-baseline

test/cli/hot/watch.test.ts - 1 failing on 🪟 x64

test/bundler/bundler_compile.test.ts - 5 failing on 🪟 x64

test/bundler/bundler_compile.test.ts - 5 failing on 🪟 x64-baseline

test/bundler/bundler_edgecase.test.ts - 1 failing on 🪟 x64

test/cli/watch/watch.test.ts - 2 failing on 🪟 x64-baseline

test/cli/watch/watch.test.ts - 2 failing on 🪟 x64

test/js/bun/shell/bunshell.test.ts - 1 failing on 🪟 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🍎 13 aarch64

test/bundler/bun-build-api.test.ts - 3 failing on 🍎 14 aarch64

test/bundler/bun-build-api.test.ts - 3 failing on 🪟 x64-baseline

test/bundler/bun-build-api.test.ts - 3 failing on 🪟 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🍎 13 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 22.04 x64-baseline

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 20.04 x64-baseline

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 12 x64-baseline

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 12 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 20.04 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 22.04 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🍎 14 x64

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 20.04 aarch64

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 12 aarch64

test/bundler/bun-build-api.test.ts - 3 failing on 🐧 22.04 aarch64