static-code-analysis/cppcheck: suppress unmatched suppressions

The cppcheck invocation without suppression of unmatched suppressions expects that there would be at least one error of suppressed kind. If there are none, cppcheck fails as well. This patch enables ignoring errors of that kind.

Signed-off-by: Maxim Menshikov maxim.menshikov@iopsys.eu

assigned to @vivek.dutta

approved this merge request

assigned to @roman.azarenko and unassigned @vivek.dutta

merged