Update CHANGELOG.md

Author: romanarust

CHANGELOG.md

@@ -8,7 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## Unreleased
 
 ### Added
-* Added gltf extensions: `KHR_materials_transmission`, `KHR_materials_specular`, `KHR_materials_ior`, `KHR_materials_clearcoat`, `KHR_Texture_Transform`, `KHR_materials_pbrSpecularGlossiness` 
+* Added gltf extensions: `KHR_materials_transmission`, `KHR_materials_specular`, `KHR_materials_ior`, `KHR_materials_clearcoat`, `KHR_Texture_Transform`, `KHR_materials_pbrSpecularGlossiness`, `KHR_lights_punctual`, `Light`, `LightSpot`
 * Added `GLTFContent.check_extensions_texture_recursively`
 * Added `GLTFContent.get_node_by_name`, `GLTFContent.get_material_index_by_name`
 * Added `GLTFContent.add_material`, `GLTFContent.add_texture`, `GLTFContent.add_image`