Move widgets blurpicker example to manual test

Change-Id: I7e19b84ac4b6a8e380fc9a7dcc37cc08ced89b4b
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>

examples/widgets/doc/src/blurpicker.qdoc

@@ -1,20 +0,0 @@
-// Copyright (C) 2016 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
-
-/*!
-    \example effects/blurpicker
-    \title Blur Picker Effect Example
-    \ingroup examples-graphicsview-graphicseffects
-    \brief Demonstrates how to apply graphical effects on items in the view.
-
-    \image blurpickereffect-example.png
-
-    The Blur Picker example displays a circle of application icons.
-    All icons are blurred, except the one on the bottom left side of
-    the screen, which is the one in focus.
-    Clicking anywhere on the left side of the screen moves the icon
-    circle clockwise to the next icon
-    Clicking on the right side advances the circle counterclockwise.
-
-    \sa QGraphicsBlurEffect
-*/

examples/widgets/effects/CMakeLists.txt

@@ -1,2 +1 @@
-qt_internal_add_example(blurpicker)
 qt_internal_add_example(fademessage)

examples/widgets/effects/effects.pro

@@ -1,5 +1,4 @@
 TEMPLATE      = \
               subdirs
 SUBDIRS       = \
-              blurpicker \
               fademessage