Move python3-poppler-qt5 to "Suggests" addresses Debian bug #1129683

Author: andypugh

debian/control.main-pkg.in

@@ -35,12 +35,12 @@ Recommends:
     linuxcnc-doc-en | linuxcnc-doc,
     librsvg2-dev,
     x11-xserver-utils,
-    python3-poppler-qt5,
     @EXTRA_RECOMMENDS@,
     @PYTHON_IMAGING@,
     @PYTHON_IMAGING_TK@
 Suggests:
     mesaflash,
+    python3-poppler-qt5,
     onboard
 Description: motion controller for CNC machines and robots
  LinuxCNC is a fully-realised CNC machine controller that can interpret