[MSHTML] Fix an MSVC warning about HTMLInputElementImpl_fire_event()

"...\htmlinput.c(1303) : warning C4028: formal parameter 2 different from declaration"

Temporary fix, until WINESYNC replaces this function.
CORE-7538

dll/win32/mshtml/htmlinput.c

···
     return HTMLElement_QI(&This->element.node, riid, ppv);
 }
 
+#ifndef __REACTOS__
 static HRESULT HTMLInputElementImpl_fire_event(HTMLDOMNode *iface, eventid_t eid, BOOL *handled)
+#else
+static HRESULT HTMLInputElementImpl_fire_event(HTMLDOMNode *iface, DWORD eid, BOOL *handled)
+#endif
 {
     HTMLInputElement *This = impl_from_HTMLDOMNode(iface);