backport --adds-open workaround that allows to test to run with java 17-ea

Author: TheSnoozer

maven/pom.xml

@@ -217,7 +217,7 @@
             <configuration>
               <trimStackTrace>false</trimStackTrace>
               <!-- Workaround for https://github.com/stefanbirkner/system-lambda/issues/23 -->
-              <argLine>--illegal-access=permit</argLine>
+              <argLine>--illegal-access=permit --add-opens=java.base/java.util=ALL-UNNAMED</argLine>
             </configuration>
           </plugin>
         </plugins>