paraview: fix build on XBPS_NO_ATOMIC8 platforms

srcpkgs/paraview/template

@@ -53,6 +53,8 @@ post_extract() {
 	if [ "$XBPS_TARGET_NO_ATOMIC8" ]; then
 		echo "vtk_module_link(VTK::CommonDataModel PRIVATE atomic)" >> \
 			VTK/Common/DataModel/CMakeLists.txt
+		echo "target_link_libraries(protobuf PRIVATE atomic)" >> \
+			ThirdParty/protobuf/vtkprotobuf/src/CMakeLists.txt
 	fi
 }