perl/ESLIF.xs: do not croak in !warnIsFatalb in marpaESLIF_sv2byte [ci skip]
perl/ESLIF.xs: do not croak in !warnIsFatalb in marpaESLIF_sv2byte [ci skip]

jddurand/c-marpaESLIF,jddurand/c-marpaESLIF,jddurand/c-marpaESLIF,jddurand/c-marpaESLIF,jddurand/c-marpaESLIF