This update for devscripts fixes the following issue:

Update from version 2.15.1 to version 2.19.5 (bsc#1174163)

- Add conflicts on packages with the same binaries.
- Fixed license tag as suggested by licensedigger.
- Changed download location for source tarball from Debian package pool to salsa.debian.org to
avoid download errors.
- Remove support for ancient openSUSE and non-SUSE distributions.

This update was imported from the SUSE:SLE-15:Update update project.