doc: updated changelog.

doc/changelog.dox

@@ -41,7 +41,8 @@ See also:
 @subsection changelog-latest-new New features
 
 -   MSVC 2019 compatibility, with slightly less workarounds needed compared to
-    MSVC 2017. See also [mosra/magnum-bootstrap#18](https://github.com/mosra/magnum-bootstrap/issues/18).
+    MSVC 2017. See also [mosra/magnum-bootstrap#18](https://github.com/mosra/magnum-bootstrap/issues/18)
+    and [mosra/magnum#343](https://github.com/mosra/magnum/pull/343).
 -   New @ref Image::pixels(), @ref ImageView::pixels() and
     @ref Trade::ImageData::pixels() accessors for convenient direct access to
     pixel data of any image