[unity] minor - fixed method comment closing tag.

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

@@ -329,7 +329,6 @@ namespace Spine.Unity.AttachmentTools {
 		/// is assumed at every additional Texture element.
 		/// When e.g. packing the main texture and normal maps, pass 'new bool[] { true }' at this parameter, because normal maps use
 		/// linear color space.</param>
-		/// </param>
 		public static Skin GetRepackedSkin (this Skin o, string newName, Material materialPropertySource, out Material outputMaterial, out Texture2D outputTexture,
 			int maxAtlasSize = 1024, int padding = 2, TextureFormat textureFormat = SpineTextureFormat, bool mipmaps = UseMipMaps,
 			bool useOriginalNonrenderables = true, bool clearCache = false,