x11-libs/qwt: Add missing dep

Gentoo-Bug: https://bugs.gentoo.org/show_bug.cgi?id=560488

Package-Manager: portage-2.2.21
Signed-off-by: Justin Lecher <jlec@gentoo.org>

x11-libs/qwt/metadata.xml

@@ -10,6 +10,7 @@
   values, arrays or ranges of type double.  
 </longdescription>
   <use>
+    <flag name="designer">Installs <pkg>dev-qt/designer plugin</pkg></flag>
     <flag name="mathml">Use the MathML renderer of the Qt solutions package.</flag>
   </use>
   <upstream>

x11-libs/qwt/qwt-6.1.2-r1.ebuild

@@ -29,9 +29,10 @@ DEPEND="
 		svg? ( dev-qt/qtsvg:4 )
 	)
 	qt5? (
+		dev-qt/qtconcurrent:5
 		dev-qt/qtcore:5
 		dev-qt/qtgui:5
-		dev-qt/qtconcurrent:5
+		dev-qt/qtprintsupport:5
 		dev-qt/qtwidgets:5
 		designer? ( dev-qt/designer:5 )
 		opengl? ( dev-qt/qtopengl:5 )