[pom] Add java.sql to modules for javadocs

due to known issue with maven plugin incorrectly determining modular usage, let it be modular there so the build works.

pom.xml

@@ -365,6 +365,17 @@
  <siteDirectory>${project.build.directory}/site-src</siteDirectory>
  </configuration>
  </plugin>
+ <!-- We are not modular yet but use automatic module names, javadoc plugin has well known incorrect determination of modular, patch it -->
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-javadoc-plugin</artifactId>
+ <configuration>
+ <additionalOptions combine.children="append">
+ <option>--add-modules</option>
+ <option>java.sql</option>
+ </additionalOptions>
+ </configuration>
+ </plugin>
  </plugins>
 
  <resources>