Doc: Document particle system component properties

Fixes: QDS-5040
Change-Id: I47f0f159c1eb15cb6fbeb001fcb5987b5f430d0e
Reviewed-by: Johanna Vanhatapio <johanna.vanhatapio@qt.io>

doc/qtcreator/images/extraimages/qtdesignstudio-extraimages.qdocconf

@@ -12,4 +12,5 @@
     images/pEETxSxYazg.jpg \
     images/V3Po15bNErw.jpg \
     images/bMXeeQw6BYs.jpg \
-    images/u3kZJjlk3CY.jpg
+    images/u3kZJjlk3CY.jpg \
+    images/9MqUCP6JLCQ.jpg

doc/qtcreator/src/qtquick/library/qtquick-preset-components.qdoc

@@ -86,6 +86,7 @@
         \li \l {Morph Target}
         \li \l {Repeater3D}
         \li \l {Loader3D}
+        \li \l {Particles}
      \endlist
 
     When you import 3D scenes from files that you exported from 3D graphics

doc/qtcreator/src/qtquick/qtquick-library.qdoc

@@ -85,6 +85,7 @@
         \li \l{Scene Environment}
         \li \l{Morph Target}
         \li \l{Repeater3D}
+        \li \l{Particles}
     \endlist
 
     For more information about creating your own components, see

doc/qtdesignstudio/src/qtdesignstudio-toc.qdoc

@@ -105,6 +105,14 @@
                                 \li \l{Morph Target}
                                 \li \l{Repeater3D}
                                 \li \l{Loader3D}
+                                \li \l{Particles}
+                                        \list
+                                            \li \l {Particle System}
+                                            \li \l {Logical Particles}
+                                            \li \l {Particle Emitters}
+                                            \li \l {Particle Affectors}
+                                            \li \l {Particle Directions}
+                                        \endlist
                             \endlist
                         \li \l {Creating Component Instances}
                         \li \l {Creating Custom Components}