The planned relation type for related bundles.
|Addon||The related bundle is an add-on of the running bundle.|
|DependentAddon||The running bundle is an add-on for the related bundle.|
|DependentPatch||The running bundle is a patch for the related bundle.|
|Downgrade||The running bundle is a downgrade for the related bundle.|
|None||Don't execute the related bundle.|
|Patch||The related bundle is a patch for the running bundle.|
|Upgrade||The running bundle is an upgrade for the related bundle.|