Added msvc-7.0 to the unsupported toolsets for Wave.

[SVN r33916]

status/explicit-failures-markup.xml

@@ -4123,6 +4123,7 @@ for more information.
         </mark-unusable>
        <mark-unusable>
             <toolset name="vc-7_0"/>
+            <toolset name="msvc-7.0"/>
             <note>
                This toolset isn't supported because of the used Spirit V1.8.x, which in turn is
                not usable with this toolset.