v0.27.3

What's Changed

• Remove clang-3 from CI by @sbSteveK in #655
• Request response doc config by @bretambrose in #656
• Update submodules by @sfod in #657
• CBOR bindings by @TingDaoK in #559
• CD fix for Windows TLS 1.3 by @sbSteveK in #625
• Fix missing python in windows CI by @sfod in #660
• Update submodules by @sfod in #659
• Remove TODO for tests that are tested in the SDK by @alfred2g in #541
• Update mqtt submodule by @sbSteveK in #661
• Update Submodules by @sbSteveK in #663

Full Changelog: v0.27.2...v0.27.3