It doesn't work because Xcode doesn't contain the information required to
compute the old-style url.

Apple removed the AssetsLibrary framework from iOS in Xcode 15.3.

…roof way.

It doesn't look like i386 works anymore.

…ntSampleTest.

… in Xcode 15.3.

There's no need for a version check, since what's important is which version
of Xcode was used to compile the app.

…me@98941.

…e reference any custom dotnet/runtime.

Xcode 15.3 requires Sonoma.

…more.

…PlugInCompatibilityUUID entry.

…m Protocol attributes in bindings to the generated code.

Also fix the MustSetBackwardsCompatibleCodeGenerationToFalse test to skip
protocols that actually set BackwardsCompatibleCodeGeneration=false.