Update TC-DD-3.2/3.6/3.8 Non-Concurrent(#31751) (#31760)

* Update TC-DD-3.2/3.6/3.8 Non-Concurrent(#31751)

* Restyled by whitespace

* Restyled by prettier-yaml

* Update src/app/tests/suites/certification/Test_TC_DD_3_8.yaml

Co-authored-by: Damian Królik <66667989+Damian-Nordic@users.noreply.github.com>

---------

Co-authored-by: Restyled.io <commits@restyled.io>
Co-authored-by: Damian Królik <66667989+Damian-Nordic@users.noreply.github.com>

Author: 3 people