- Tests that the API of the uart-emul also works with the async API
- Tests that `uart_emul_set_release_buffer_on_timeout()` configures the
behavior as expected
- The tests are now splited into three different configurations: only
polling API enabled, additionally interrupt driven API enabled and
additionally async API enabled
- Enabled `native_sim` board
Signed-off-by: Ruben Völl <ruben.voell@grandcentrix.net>
Twister now supports using YAML lists for all fields that were written
as space-separated lists. Used twister_to_list.py script. Some artifacts
on string length are due to how ruamel dumps content.
Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>