test: Disable shellcheck checks
test: Disable shellcheck checks

The first depends on an optional file which we cannot guarantee to be
present. The second matches an existing check currently disabled.

Warned-by: shellcheck
Signed-off-by: Guillem Jover <6f269179bd29909dac5e2359bafef574d0759c09@hadrons.org>

axboe/liburing,axboe/liburing,axboe/liburing