Merge pull request #66949 from Azoy/minimal-must-stand

[stdlib] Make _createOffsetBasedKeyPath and _rerootKeyPath only available with…

Author: Azoy

stdlib/public/core/KeyPath.swift

@@ -3893,6 +3893,8 @@ internal func _instantiateKeyPathBuffer(
   return offset
 }
 
+#if SWIFT_ENABLE_REFLECTION
+
 @available(SwiftStdlib 5.9, *)
 public func _createOffsetBasedKeyPath(
   root: Any.Type,
@@ -4003,8 +4005,6 @@ public func _rerootKeyPath<NewRoot>(
   } as! PartialKeyPath<NewRoot>
 }
 
-#if SWIFT_ENABLE_REFLECTION
-
 @_silgen_name("swift_keyPath_copySymbolName")
 fileprivate func keyPath_copySymbolName(
   _: UnsafeRawPointer