Merge pull request #27577 from SamCarlberg:java/automatic-module-name

java: Set Automatic-Module-Name manifest attribute in the built JAR file

modules/java/jar/MANIFEST.MF.in

@@ -3,3 +3,4 @@ Specification-Version: @OPENCV_VERSION@
 Implementation-Title: OpenCV
 Implementation-Version: @OPENCV_VCSVERSION@
 Implementation-Date: @OPENCV_TIMESTAMP@
+Automatic-Module-Name: org.opencv

modules/java/jar/build.xml.in

@@ -24,6 +24,7 @@
         <attribute name="Implementation-Title" value="OpenCV"/>
         <attribute name="Implementation-Version" value="@OPENCV_VCSVERSION@"/>
         <attribute name="Implementation-Date" value="${timestamp}"/>
+        <attribute name="Automatic-Module-Name" value="org.opencv"/>
       </manifest>
     </jar>
   </target>