Doc: Fix To-Do Entries output pane name in docs

Change-Id: Id03b410653be4ae75f6a98ea7af045ac35575ce8
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>

doc/src/howto/creator-ui.qdoc

@@ -486,9 +486,9 @@
 
     You can change the property values permanently in the code editor.
 
-    \section2 To-Do List
+    \section2 To-Do Entries
 
-    The \uicontrol {To-Do List Entries} pane lists the BUG, FIXME, NOTE, TODO, and
+    The \uicontrol {To-Do Entries} pane lists the BUG, FIXME, NOTE, TODO, and
     WARNING keywords from the current file or from all project files. The
     keywords are organized into information, warning, and error categories.