DOAP changes for release 10.3.0

Author: vigyasharma

dev-tools/doap/lucene.rdf

@@ -67,6 +67,13 @@
     </maintainer>
 
     <!-- NOTE: please insert releases in numeric order, NOT chronologically. -->
+    <release>
+      <Version>
+        <name>lucene-10.3.0</name>
+        <created>2025-09-13</created>
+        <revision>10.3.0</revision>
+      </Version>
+    </release>
     <release>
        <Version>
          <name>lucene-10.2.2</name>