[bndlib] Version 6 missed DTO
[bndlib] Version 6 missed DTO

The version 6 of bndlib no longer included OSGi classes. 
The plugin depended on providing this from the
outer bndlib.

Adding the DTO classes to the plugin
aQute-os/biz.aQute.openapi,aQute-os/biz.aQute.openapi,aQute-os/biz.aQute.openapi