HighCharts api yAxis.title.margin property not working properly

Issue Description

You have a simple chart that works fine.   If you add the following property to it, the chart disappears.

<hc:chartProperty name="yAxis.title.margin" value="60"/>

Resolution

Try to use this syntax instead:

<hc:chartProperty name="yAxis.title.margin">

<hc:propertyExpression><![CDATA[60]]></hc:propertyExpression>

</hc:chartProperty>

Ref. Case 00071613