manual: Clarify separation of Debian base box vs. F-Droid base box
manual: Clarify separation of Debian base box vs. F-Droid base box

fdroidtravis/fdroidserver,OneEducation/AppUniverse_Server,f-droid/fdroid-server,f-droid/fdroidserver,fdroidtravis/fdroidserver,OneEducation/AppUniverse_Server,f-droid/fdroid-server,matlink/fdroidserver,f-droid/fdroidserver,f-droid/fdroidserver,fdroidtravis/fdroidserver,f-droid/fdroidserver,f-droid/fdroid-server,OneEducation/AppUniverse_Server,f-droid/fdroid-server,OneEducation/AppUniverse_Server,matlink/fdroidserver,matlink/fdroidserver,fdroidtravis/fdroidserver,f-droid/fdroidserver,matlink/fdroidserver,OneEducation/AppUniverse_Server,matlink/fdroidserver,f-droid/fdroid-server