Pin CRT until TLS13 issue resolved

What's Changed

• Setup CI for macos 13 and macos latest by @xiazhvera in #505
• Run Greengrass samples in CI by @sfod in #506
• Add copyright header by @sfod in #509
• Dependency update by @sbSteveK in #511
• Bump ws from 7.5.9 to 7.5.10 by @dependabot in #512
• Pin CRT version to one where TLS13 is working until we resolve issue by @bretambrose in #513
• AutoTag PR for v1.19.6 by @bretambrose in #514

Full Changelog: v1.19.5...v1.19.6