msxml3: Add IDispatchEx support to IXMLDOMElement

[Jacek Caban]

Hi Alistair,

Alistair Leslie-Hughes wrote:
> Hi,
>
>
> Changelog:
>     msxml3: Add IDispatchEx support to IXMLDOMElement

+static const tid_t domelem_iface_tids[] = {
+    IXMLDOMNode_tid,
+    IXMLDOMElement_tid,


IXMLDOMElement inherits from IXMLDOMNode, so there is not need to add IXMLDOMNode here.


Jacek