[TD]fix cosmetic vertex outside frameRect is not selectable

- attempting to select a vertex outside the frameRect/boundingRect
  triggers hoverLeave event which hides the vertex.

src/Mod/TechDraw/Gui/QGIView.cpp

@@ -799,6 +799,7 @@ QRectF QGIView::frameRect() const
             continue;
         }
         if (
+            // we only want the area defined by the edges
             child->type() != UserType::QGIRichAnno &&
             child->type() != UserType::QGEPath &&
             child->type() != UserType::QGMText &&
@@ -834,7 +835,9 @@ QRectF QGIView::customChildrenBoundingRect() const
             child->type() != UserType::QGCustomBorder &&
             child->type() != UserType::QGCustomLabel &&
             child->type() != UserType::QGICaption &&
-            child->type() != UserType::QGIVertex &&
+            // we treat vertices as part of the boundingRect to allow loose vertices outside of the
+            // area defined by the edges as in frameRect()
+            // child->type() != UserType::QGIVertex &&
             child->type() != UserType::QGICMark) {
             QRectF childRect = mapFromItem(child, child->boundingRect()).boundingRect();
             result = result.united(childRect);