FIXED EXT-7469 Enabled 'fit to parent' parameter for accordion

- Enabled 'fit to parent' parameter for accordion

Reviewed by Vadim Savchuk at https://codereview.productengine.com/secondlife/r/440/

--HG--
branch : product-engine

indra/newview/skins/default/xui/en/panel_edit_shape.xml

@@ -43,7 +43,7 @@
 		name="wearable_accordion"
 		top="0"
         single_expansion="true"
-        fit_parent="false"
+        fit_parent="true"
 		width="313">
 		<accordion_tab
 			layout="topleft"