code coverage: run non-regression test in verbose mode
code coverage: run non-regression test in verbose mode

Run the non-regression test in verbose mode at least once to run at
least one the functions that dump the content of packets.

didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc,didier-barvaux/rohc