pom.xml: Remove prerequisites element which is only intended for use by maven plugins

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@1834782 13f79535-47bb-0310-9956-ffa450edef68

Author: PascalSchumacher

pom.xml

@@ -39,9 +39,6 @@ limitations under the License.
      widely used encoders and decoders, the codec package also maintains a
      collection of phonetic encoding utilities.
   </description>
-  <prerequisites>
-    <maven>3.0.0</maven>
-  </prerequisites>
   <url>http://commons.apache.org/proper/commons-codec/</url>
   <issueManagement>
     <system>jira</system>