Minor changes to comments

Signed-off-by: Danilo Aimini <82231674+AMZN-daimini@users.noreply.github.com>

Code/Framework/AzQtComponents/AzQtComponents/Components/FancyDockingGhostWidget.cpp

@@ -81,9 +81,8 @@ namespace AzQtComponents
         QScreen* pointScreen = QApplication::screenAt(midPoint);
         QRect rect(targetRect);
 
-        // On environment with multiple screens with different scaling settings, the screen coordinate system may have gaps
-        // due to the screen real estate shrinking according to the scale. When that happens, if a widget is moved into the gap
-        // it will resize and translate with undefined behavior, causing a lot of jitter and flashes.
+        // In environments with multiple screens the screen coordinate system may have gaps, especially when different scaling settings
+        // are involved. When that happens, if a widget is moved into the gap it will resize and translate with undefined behavior.
         // To prevent this, whenever the widget would end up outside screen boundaries, we resize the widget to be twice its
         // original size so that the center of the widget is back inside the screen boundaries, and set the ghost widget
         // to paint the widget pixmap at half the previous size to make the process seamless.
@@ -117,6 +116,8 @@ namespace AzQtComponents
         setPixmapVisible(true);
         if (needsRepaint)
         {
+            // We use repaint instead of update since the latter has a delay of 1 frame,
+            // which would cause the ghost widget to flicker when changing paint mode.
             repaint();
         }
     }