AnySceneConverter: forgot to say this is since 2020.06, huh.

doc/namespaces.dox

@@ -662,12 +662,14 @@ See @ref building, @ref cmake and @ref vulkan for more information.
  */
 /** @dir MagnumPlugins/AnySceneConverter
  * @brief Plugin @ref Magnum::Trade::AnySceneConverter
+ * @m_since{2020,06}
  */
 /** @dir MagnumPlugins/AnySceneImporter
  * @brief Plugin @ref Magnum::Trade::AnySceneImporter
  */
 /** @dir MagnumPlugins/AnyShaderConverter
  * @brief Plugin @ref Magnum::ShaderTools::AnyConverter
+ * @m_since_latest
  */
 /** @dir MagnumPlugins/MagnumFont
  * @brief Plugin @ref Magnum::Text::MagnumFont

src/MagnumPlugins/AnySceneConverter/AnySceneConverter.h

@@ -27,6 +27,7 @@
 
 /** @file
  * @brief Class @ref Magnum::Trade::AnySceneConverter
+ * @m_since{2020,06}
  */
 
 #include "Magnum/Trade/AbstractSceneConverter.h"
@@ -52,6 +53,7 @@ namespace Magnum { namespace Trade {
 
 /**
 @brief Any scene converter plugin
+@m_since{2020,06}
 
 Detects file type based on file extension, loads corresponding plugin and then
 tries to convert the file with it. Supported formats: