Docs: Add MSFT_texture_dds to GLTFLoader doc

docs/examples/en/exporters/GLTFExporter.html

@@ -38,7 +38,7 @@
 		</p>
 
 		<ul>
-			<li>[link:https://github.com/takahirox/three-gltf-plugins KHR_materials_variants]</li>
+			<li>[link:https://github.com/takahirox/three-gltf-extensions KHR_materials_variants]</li>
 		</ul>
 
 		<h2>Code Example</h2>

docs/examples/en/loaders/GLTFLoader.html

@@ -45,7 +45,8 @@
 		</p>
 
 		<ul>
-			<li>[link:https://github.com/takahirox/three-gltf-plugins KHR_materials_variants]<sup>3</sup></li>
+			<li>[link:https://github.com/takahirox/three-gltf-extensions KHR_materials_variants]<sup>3</sup></li>
+			<li>[link:https://github.com/takahirox/three-gltf-extensions MSFT_texture_dds]</li>
 		</ul>
 
 		<p><i>

docs/examples/zh/exporters/GLTFExporter.html

@@ -38,7 +38,7 @@
 		</p>
 
 		<ul>
-			<li>[link:https://github.com/takahirox/three-gltf-plugins KHR_materials_variants]</li>
+			<li>[link:https://github.com/takahirox/three-gltf-extensions KHR_materials_variants]</li>
 		</ul>
 
 		<h2>代码示例</h2>

docs/examples/zh/loaders/GLTFLoader.html

@@ -43,7 +43,8 @@
 		</p>
 
 		<ul>
-			<li>[link:https://github.com/takahirox/three-gltf-plugins KHR_materials_variants]<sup>3</sup></li>
+			<li>[link:https://github.com/takahirox/three-gltf-extensions KHR_materials_variants]<sup>3</sup></li>
+			<li>[link:https://github.com/takahirox/three-gltf-extensions MSFT_texture_dds]</li>
 		</ul>
 
 		<p><i>