opensuse: add openSUSE Leap 15.3
As it reached Beta phase. See: https://news.opensuse.org/2021/03/03/opensuse-leap-153-reaches-beta-build-phase/
Adapt opensuse-unknown accordingly.
Signed-off-by: Dario Faggioli dfaggioli@suse.com
As it reached Beta phase. See: https://news.opensuse.org/2021/03/03/opensuse-leap-153-reaches-beta-build-phase/
Adapt opensuse-unknown accordingly.
Signed-off-by: Dario Faggioli dfaggioli@suse.com