Sema: Update inheritance availability checking exception.

The changes from #62327 need to be
updated for compatibility with the SDKs accompanying Xcode 16.

Resolves rdar://132438383 and #75175.

Author: tshortli

lib/Sema/TypeCheckAccess.cpp

@@ -2254,7 +2254,8 @@ class DeclAvailabilityChecker : public DeclVisitor<DeclAvailabilityChecker> {
     // declaration slipped in when the compiler wasn't able to diagnose it and
     // can't be changed.
     if (nominal->getName().is("AnyColorBox") &&
-        nominal->getModuleContext()->getName().is("SwiftUI"))
+        (nominal->getModuleContext()->getName().is("SwiftUI") ||
+         nominal->getModuleContext()->getName().is("SwiftUICore")))
       flags |= DeclAvailabilityFlag::
           AllowPotentiallyUnavailableAtOrBelowDeploymentTarget;