Fix: Texture Coordinate normals are not normalized in Cycles OSL

The output normals of the Texture Coordinate node when using the OSL
backend were not normalized, leading to incorrect values in
some situations.

This commit fixes this issue by normalizing the normals in this situation.

Pull Request: https://projects.blender.org/blender/blender/pulls/132514

intern/cycles/kernel/osl/shaders/node_texture_coordinate.osl

@@ -63,7 +63,7 @@ shader node_texture_coordinate(
     }
     Camera = transform("camera", P);
     Window = transform("NDC", P);
-    Normal = transform("world", "object", N);
+    Normal = normalize(transform("world", "object", N));
     Reflection = -reflect(I, N);
   }