cve-check: add lockfile to task
this should prevent running into the very rare error
sqlite3.OperationalError: attempt to write a readonly database
As highlighted by https://www.sqlite.org/faq.html#q5
it is likely that the adapter won't allow use multiple exec calls
at the same time.
So it's best to prevent multiple accesses at a time, by reusing
the already in place CVE_CHECK_DB_FILE_LOCK
YOCTO #14110
Signed-off-by: Konrad Weihmann <kweihmann@outlook.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit
677f5741bd265be49d4a5bb933b3e8d8c4eec653)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
