update template to SDK 4.0.12
What's Changed
- fix: use apax-publish workflow by @sjuergen in #25
- update to sdk v4 by @ThKindler in #26
- ci: update license by @sjuergen in #27
- Template contains workflows with signing package by @sjuergen in #28
- update SDK in template by @sjuergen in #29
New Contributors
- @ThKindler made their first contribution in #26
Full Changelog: 3.0.3...3.1.0