[unity] GetRemappedClone caused incorrect results at 270 degree roated MeshAttachments. See #1847.

spine-unity/Assets/Spine/Runtime/spine-unity/Utility/AttachmentRegionExtensions.cs

@@ -95,6 +95,7 @@ namespace Spine.Unity.AttachmentTools {
 			attachment.RegionU2 = region.u2;
 			attachment.RegionV2 = region.v2;
 			attachment.RegionRotate = region.rotate;
+			attachment.RegionDegrees = region.degrees;
 			attachment.regionOffsetX = region.offsetX;
 			attachment.regionOffsetY = region.offsetY;
 			attachment.regionWidth = region.width;