Merge topic 'release-track-pv-release' into release

07ea7c40

 superbuild: track the paraview/release branch
Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !561

.gitmodules

 [submodule "superbuild"]
 	path = superbuild
 	url = https://gitlab.kitware.com/paraview/common-superbuild.git
+	branch = paraview/release