Fix addOpen for Exe

Fix AddOpen for launch4j Exe until orphan-oss/launch4j-maven-plugin#423 finds something better

forge-gui-desktop/pom.xml

@@ -19,6 +19,7 @@
         <timestamp>${maven.build.timestamp}</timestamp>
         <maven.build.timestamp.format>yyyy-MM-dd HH:mm:ss</maven.build.timestamp.format>
         <mandatory.java.args>-Xmx4096m -Dio.netty.tryReflectionSetAccessible=true -Dfile.encoding=UTF-8</mandatory.java.args>
+        <addopen.java.args>--add-opens java.desktop/java.beans=ALL-UNNAMED --add-opens java.desktop/javax.swing.border=ALL-UNNAMED --add-opens java.desktop/javax.swing.event=ALL-UNNAMED --add-opens java.desktop/sun.swing=ALL-UNNAMED --add-opens java.desktop/java.awt.image=ALL-UNNAMED --add-opens java.desktop/java.awt.color=ALL-UNNAMED --add-opens java.desktop/sun.awt.image=ALL-UNNAMED --add-opens java.desktop/javax.swing=ALL-UNNAMED --add-opens java.desktop/java.awt=ALL-UNNAMED --add-opens java.base/java.util=ALL-UNNAMED --add-opens java.base/java.lang=ALL-UNNAMED --add-opens java.base/java.lang.reflect=ALL-UNNAMED --add-opens java.base/java.text=ALL-UNNAMED --add-opens java.desktop/java.awt.font=ALL-UNNAMED --add-opens java.base/jdk.internal.misc=ALL-UNNAMED --add-opens java.base/sun.nio.ch=ALL-UNNAMED --add-opens java.base/java.nio=ALL-UNNAMED --add-opens java.base/java.math=ALL-UNNAMED --add-opens java.base/java.util.concurrent=ALL-UNNAMED --add-opens java.base/java.net=ALL-UNNAMED</addopen.java.args>
     </properties>
 
     <build>
@@ -100,6 +101,7 @@
                                 <maxHeapSize>4096</maxHeapSize>
                                 <opts>
                                     <opt>${mandatory.java.args}</opt>
+                                    <opt>${addopen.java.args}</opt>
                                 </opts>
                             </jre>
                             <versionInfo>