QSGD3D12Texture::fromNative - fix the \since version in the docs

The struct and the static method were introduced in Qt 6.6, so fix the
docs accordingly.

This commit amends 8721df3dae.

Pick-to: 6.6
Change-Id: Iae43e90f98ba25a7971e5b7f55cb097088094281
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>

src/quick/scenegraph/coreapi/qsgtexture.cpp

@@ -882,7 +882,7 @@ QT_DEFINE_NATIVE_INTERFACE(QSGD3D12Texture);
     \sa QQuickWindow::sceneGraphInitialized(), QSGTexture,
     {Scene Graph - Metal Texture Import}, {Scene Graph - Vulkan Texture Import}
 
-    \since 6.0
+    \since 6.6
  */
 QSGTexture *QSGD3D12Texture::fromNative(void *texture,
                                         int resourceState,