Ravi Mahankali

Update data_source_yaml_to_json.md

2

fix for Interpolation

Update data_source_yaml_list_of_strings.md

1

Interpolation was failing and was resulting in an Error " Unknown token: : IDENT doc.output"

Update data_source_yaml_map_of_strings.md

1

Interpolation was failing and was resulting in an Error " Unknown token: : IDENT local.doc"