coverage: Bugfix: Missing coverage in nrf52_bsim

In #9717, 777407b9ea30869008b3a04b695892755bd43355
coverage support was broken for all NATIVE_APPLICATION except
native_posix
This includes the nrf52_bsim board
Fix it.

Fixes: #13009

Signed-off-by: Alberto Escolar Piedras <alpi@oticon.com>
2 files changed