v6.20.0

What's Changed

• Remove patched dom types (v6.x branch) by @eXhumer in #3531
• docs(Backport v6.x): Fix signature of RetryHandler by @github-actions in #3594
• deps(dev): update @types/node by @metcoder95 in #3618
• fix: throw on retry when payload is consume by downstream by @github-actions in #3596
• feat(Backport v6.x): move throwOnError to interceptor by @github-actions in #3595
• [Backport v6.x] fix: reduce memory usage in client-h1 by @github-actions in #3672
• [Backport v6.x] fix: refactor fast timers, fix UND_ERR_CONNECT_TIMEOUT on event loop blocking by @github-actions in #3673
• [Backport v6.x] fix: run asserts first if possible by @github-actions in #3674
• [Backport v6.x] fix: use fasttimers for all connection timeouts by @github-actions in #3675
• [Backport v6.x] ci: less flaky test/request-timeout.js test by @github-actions in #3678
• [Backport v6.x] test: less flaky timers acceptance test, rework fast timer tests to pass them faster by @github-actions in #3679
• [Backport v6.x] ignore leading and trailing crlfs in formdata body by @github-actions in #3681
• [Backport v6.x] mock: fix mocking of Uint8Array and ArrayBuffers as provided mock-responses by @github-actions in #3689
• [Backport v6.x] handle body errors by @Uzlopak in #3700

Full Changelog: v6.19.8...v6.20.0