build: fix reproducible builds error

- remove `argLine` from jooby-cli

Author: jknack

modules/jooby-cli/pom.xml

@@ -15,6 +15,8 @@
     <Module-Name>io.jooby.cli</Module-Name>
     <jline.version>3.30.6</jline.version>
     <picocli.version>4.7.7</picocli.version>
+    <!-- No argLine, make reproducible builds happy -->
+    <argLine/>
   </properties>
 
   <dependencies>
@@ -124,9 +126,9 @@
           <compilerArgs>
             <arg>-Aproject=${project.groupId}/${project.artifactId}</arg>
           </compilerArgs>
-          <source>17</source>
-          <target>17</target>
-          <release>17</release>
+          <source>21</source>
+          <target>21</target>
+          <release>21</release>
         </configuration>
       </plugin>
       <plugin>