Doc: update Qt Quick version numbers

Make references more generic, because the templates are
frequently updated to import latest Qt Quick and
Qt Quick Controls versions.

Change-Id: Ic3e6744c960fe8f953abf2aaddd2c7498bdb1f38
Reviewed-by: Jarek Kobus <jaroslaw.kobus@digia.com>

doc/src/qtquick/qtquick-creating.qdoc

@@ -75,8 +75,8 @@
 
         \list
 
-            \li Select \gui {Qt Quick Controls 1.1} or \gui {Qt Quick 2.2} to
-                develop for platforms that run Qt 5.
+            \li Select \gui {Qt Quick Controls} or \gui {Qt Quick 2.1}, or
+                later, to develop for platforms that run Qt 5.
 
             \li Select \gui {Qt Quick 1.1} to develop for platforms that run
                 Qt 4.7.4. To develop for platforms that run Qt 4.7.1, 4.7.2, or