Error when evaluating 'strategy' for job 'twister-build'. .github/workflows/twister.yaml (Line: 37, Col: 17): Error parsing fromJson,.github/workflows/twister.yaml (Line: 37, Col: 17): Unexpected character encountered while parsing value: |. Path '', line 1, position 1.,.github/workflows/twister.yaml (Line: 37, Col: 17): Unexpected value ''