add nextcloud 2.0-rc5

Merged username-removed-151489 requested to merge Bubu/fdroiddata:nextcloud_2.0 into master
  • The app complies with the inclusion criteria
  • All related fdroiddata issues have been referenced in this merge request
  • Builds with fdroid build

App is already build as nightly dev build, but the release version needs to be updated manually until is merged.

CC: @tobiasKaminsky

Edited by username-removed-151489