Changing the vtable symbol from XPropertySet to XPropertySet2.

NOTE: This needs to be double-checked by an expert.  I'm modifying
a symbol that's defined in the UDK_3_0_0 section.  I'm not really
sure if this will cause any ABI breakages for either the core code
or extensions.

cppuhelper/source/msvc_win32_intel.map

@@ -64,7 +64,7 @@ GetVersionInfo;
 ??_7OPropertyArrayHelper@cppu@@6B@;
 ??_7OPropertySetHelper@cppu@@6BXFastPropertySet@beans@star@sun@com@@@;
 ??_7OPropertySetHelper@cppu@@6BXMultiPropertySet@beans@star@sun@com@@@;
-??_7OPropertySetHelper@cppu@@6BXPropertySet@beans@star@sun@com@@@;
+??_7OPropertySetHelper@cppu@@6BXPropertySet2@beans@star@sun@com@@@;
 ??_GIPropertyArrayHelper@cppu@@UAEPAXI@Z;
 ??_GOPropertyArrayHelper@cppu@@UAEPAXI@Z;
 ?addPropertiesChangeListener@OPropertySetHelper@cppu@@UAAXABV?$Sequence@VOUString@rtl@@@uno@star@sun@com@@ABV?$Reference@VXPropertiesChangeListener@beans@star@sun@com@@@4567@@Z;