Add the sync-java-dependencies command to the index page

Author: Yiyun333

content/en/docs/refguide/general/mx-command-line-tool/_index.md

@@ -29,7 +29,8 @@ These are the available [app commands](/refguide/mx-command-line-tool/app/):
 | [convert](/refguide/mx-command-line-tool/app/#convert) | Converts the Mendix app. |
 | [create-project](/refguide/mx-command-line-tool/app/#create-project) | Creates a new Mendix app. |
 | [show-version](/refguide/mx-command-line-tool/app/#show-version) | Shows the Studio Pro version that was last used to edit the app. |
-| [show-java-version](/refguide/mx-command-line-tool/app/#show-java-version) | Show the configured Java version of the app. |
+| [show-java-version](/refguide/mx-command-line-tool/app/#show-java-version) | Shows the configured Java version of the app. |
+| [sync-java-dependencies](/refguide/mx-command-line-tool/app/#java-dependencies) | Synchronizes the managed Java dependencies that are configured in the modules of the app. |
 | [analyze-mpr](/refguide/mx-command-line-tool/analyze-mpr/) | Shows the contents of the MPR file and their contribution to file size. |
 
 ### Adaptable Solutions Commands