Fix coding style for else statements

Change-Id: I1309db70e98d678e150388c76ce665e988fdf081
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/coreplugin/styleanimator.cpp

@@ -105,8 +105,7 @@ void Transition::paint(QPainter *painter, const QStyleOption *option)
             m_running = false;
             alpha = 1.0;
         }
-    }
-    else {
+    } else {
         m_running = false;
     }
     drawBlendedImage(painter, option->rect, alpha);