Update for RxSwift 6.5

[freak4pc]

Pull Request Description

Resolve swiftlang/swift#57007,
Update the RxSwift dependency to v6.5.0 and add RxRelay

Acceptance Criteria

To be accepted into the Swift source compatibility test suite, a project must:

• be an Xcode or swift package manager project
• support building on either Linux or macOS
• target Linux, macOS, or iOS/tvOS/watchOS device
• be contained in a publicly accessible git repository
• maintain a project branch that builds against Swift 4.0 and passes any unit tests
• have maintainers who will commit to resolve issues in a timely manner
• be compatible with the latest GM/Beta versions of Xcode and swiftpm
• add value not already included in the suite
• be licensed with one of the following permissive licenses:
  • BSD
  • MIT
  • Apache License, version 2.0
  • Eclipse Public License
  • Mozilla Public License (MPL) 1.1
  • MPL 2.0
  • CDDL
• pass ./project_precommit_check script run

Ensure project meets all listed requirements before submitting a pull request.

[freak4pc]

Hey @justice-adams-apple - I've opened this mainly to test against your CI, was having some issues testing locally. I'll keep working until resolved :)

[justice-adams-apple]

We just need to remove the xfails now that your revision is updated:
https://github.com/apple/swift-source-compat-suite/pull/723/files#diff-a962f52a12fff6ca1f89224230f941bd5ac6c666aec8df5cd2402599a8bf5c4bR2434

https://github.com/apple/swift-source-compat-suite/pull/723/files#diff-a962f52a12fff6ca1f89224230f941bd5ac6c666aec8df5cd2402599a8bf5c4bR2499

https://github.com/apple/swift-source-compat-suite/pull/723/files#diff-a962f52a12fff6ca1f89224230f941bd5ac6c666aec8df5cd2402599a8bf5c4bR2514

https://github.com/apple/swift-source-compat-suite/pull/723/files#diff-a962f52a12fff6ca1f89224230f941bd5ac6c666aec8df5cd2402599a8bf5c4bR2529

Other then that and the swift revision this looks good and I can kick off testing once those are updated 👍 . Thanks for the work on this

[freak4pc]

@justice-adams-apple should be good to go. I tested locally and it seems fine now :)
Let me know if I can help with anything else, and sorry for the delay on this.

[justice-adams-apple]

@swift-ci test

[freak4pc]

🥳