[Concurrency] Verify the #if guards around moveonly Job

[ktoso]

It seems #63569 tests did pass but actually were wrong somehow...? Or it could be an issue that other runs should do a clean potentially... 😮‍💨

Checking all those #if consistently is quite tricky.

This should also be correct now in the normal main build as well as freestnading mode.

[ktoso]

@swift-ci please clean smoke test

[ktoso]

preset=stdlib_S_standalone_minimal_macho_x86_64,build,test
@swift-ci please clean test with toolchain and preset

[ktoso]

 error: 'miscellaneous_atmainsupport': Invalid manifest (compiled with: ["/Users/ec2-user/jenkins/workspace/swift-PR-macos-smoke-test/branch-main/build/buildbot_incremental/toolchain-macosx-x86_64/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc", "-vfsoverlay", "/var/folders/pf/p5g2vb2j0yx1x6vlmxdppc700000gn/T/TemporaryDirectory.2x6fhP/vfs.yaml", "-L", "/Users/ec2-user/jenkins/workspace/swift-PR-macos-smoke-test/branch-main/build/buildbot_incremental/swiftpm-macosx-x86_64/x86_64-apple-macosx/lib/swift/pm/ManifestAPI", "-lPackageDescription", "-Xlinker", "-rpath", "-Xlinker", "/Users/ec2-user/jenkins/workspace/swift-PR-macos-smoke-test/branch-main/build/buildbot_incremental/swiftpm-macosx-x86_64/x86_64-apple-macosx/lib/swift/pm/ManifestAPI", "-target", "x86_64-apple-macosx11.0", "-sdk", "/Applications/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.0.sdk", "-F", "/Applications/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/Library/Frameworks", "-I", "/Applications/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-L", "/Applications/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/usr/lib", "-swift-version", "5", "-I", "/Users/ec2-user/jenkins/workspace/swift-PR-macos-smoke-test/branch-main/build/buildbot_incremental/swiftpm-macosx-x86_64/x86_64-apple-macosx/lib/swift/pm/ManifestAPI", "-sdk", "/Applications/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.0.sdk", "-package-description-version", "5.5.0", "-module-cache-path", "/Users/ec2-user/jenkins/workspace/swift-PR-macos-smoke-test/branch-main/build/buildbot_incremental/swiftpm-macosx-x86_64/x86_64-apple-macosx/release", "/private/var/folders/pf/p5g2vb2j0yx1x6vlmxdppc700000gn/T/Miscellaneous_AtMainSupport.47BIHQ/Miscellaneous_AtMainSupport/Package.swift", "-Xfrontend", "-disable-implicit-concurrency-module-import", "-Xfrontend", "-disable-implicit-string-processing-module-import", "-o", "/var/folders/pf/p5g2vb2j0yx1x6vlmxdppc700000gn/T/TemporaryDirectory.5fBpGZ/miscellaneous_atmainsupport-manifest"])

    /Applications/Xcode-beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.0.sdk/usr/lib/swift/Foundation.swiftmodule/x86_64-apple-macos.swiftinterface:4:8: error: no such module 'Combine'
    import Combine
           ^
    /private/var/folders/pf/p5g2vb2j0yx1x6vlmxdppc700000gn/T/Miscellaneous_AtMainSupport.47BIHQ/Miscellaneous_AtMainSupport/Package.swift:1:8: error: failed to build module 'Foundation'; this SDK is not supported by the compiler (the SDK is built with 'Apple Swift version 5.5 (swiftlang-1300.0.27.6 clang-1300.0.27.2)', while this compiler is 'Apple Swift version 5.9-dev (LLVM 2f10ca61f4018fd, Swift ca063bbc0bf81bd)'). Please select a toolchain which matches the SDK.
    import Foundation
           ^
    "Test Case '-[CommandsTests.BuildToolTests testAtMainSupport]' failed (21.010 seconds).
Test Suite 'BuildToolTests' failed at 2023-03-20 05:44:04.412.
	 Executed 1 test, with 1 failure (1 unexpected) in 21.010 (21.010) seconds
Test Suite 'SwiftPMPackageTests.xctest' failed at 2023-03-20 05:44:04.412.
	 Executed 1 test, with 1 failure (1 unexpected) in 21.010 (21.010) seconds
Test Suite 'Selected tests' failed at 2023-03-20 05:44:04.412.
	 Executed 1 test, with 1 failure (1 unexpected) in 21.010 (21.011) seconds**** FAILURE EXECUTING SUBPROCESS ****

@swift-ci please clean smoke test macOS

[ktoso]

git checkout failed.

@swift-ci please clean smoke test macOS

[ktoso]

@swift-ci please clean smoke test macOS

[ktoso]

Still seems good.