Merge pull request #41705 from compnerd/arm64-long

core: map UnsignedLong to UInt32

Author: compnerd

stdlib/public/core/CTypes.swift

@@ -28,7 +28,7 @@ public typealias CUnsignedShort = UInt16
 public typealias CUnsignedInt = UInt32
 
 /// The C 'unsigned long' type.
-#if os(Windows) && arch(x86_64)
+#if os(Windows) && (arch(x86_64) || arch(arm64))
 public typealias CUnsignedLong = UInt32
 #else
 public typealias CUnsignedLong = UInt