chore: modify pom

Author: nicholasM95

pom.xml

@@ -99,6 +99,7 @@
                 <executions>
                     <execution>
                         <id>attach-sources</id>
+                        <phase>package</phase>
                         <goals>
                             <goal>jar</goal>
                         </goals>
@@ -112,6 +113,7 @@
                 <executions>
                     <execution>
                         <id>attach-javadocs</id>
+                        <phase>package</phase>
                         <goals>
                             <goal>jar</goal>
                         </goals>