Winlist: fix the trigger to hide the winlist

The winlist doesn't disappear when the mouse exits the winlist,
but when it reaches the left side of the app.
It is due to a wrong size of an Edje rectangle.

@fix

data/themes/default.edc

@@ -1805,7 +1805,7 @@ collections {
          part { name: "listevent2"; type: RECT; repeat_events: 1;
             description { state: "default" 0.0;
                color: 0 0 0 0;
-               rel2.relative: 0.2 1.0;
+               rel2.relative: 0.8 1.0;
             }
          }
          program {