[update] update to upstream commit d517d39
Squashed 'qt3d/' changes from 30879a6..d517d39

d517d39 Fix loader and mesh warnings
67f36f4 Introducing a property for antialiasing
6ed20e1 Don't build qt3d without opengl module
10fe302 Do not render if viewport is not visible

git-subtree-dir: qt3d
git-subtree-split: d517d39d5491bc95b1dddc3ff5cb880bd3bd0058
Merge commit 'a443820de3b033ce5ced2d43d6d0bfddb6f63f67'