Remove unused property in build.xml

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1819775 13f79535-47bb-0310-9956-ffa450edef68

build.xml

@@ -209,7 +209,6 @@ under the License.
     <property name="forbidden.url" value="${repository.m2}/maven2/de/thetaphi/forbiddenapis/2.3/forbiddenapis-2.3.jar"/>
 
     <property name="maven.ooxml.xsds.version.id" value="1.4"/>
-    <property name="maven.ooxml.xsds.jar" value="${maven.ooxml.xsds.version.id}.jar"/>
 	
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