Simplify github actions to use less jobs
Merged
RO
1y ago+9+9+0123456789-6-6-0123456789
Changed:
- Move target tfms from matrix to steps
Motivation:
Each new test TFM will add +3 new jobs to test matrix (for each OS).
Make sense to run all test for OS in one job
this is part of preparation for adding .NET 10 to test matrix