[devtools] Use the pause_trace context manager instead of pause_tracing/resume_tracing The later were deprecated in logilab-common 0.63.1

#! /bin/sh -e

if [ -x "/etc/init.d/cubicweb-ctl" ]; then
    invoke-rc.d cubicweb-ctl restart || true
fi
 
 
#DEBHELPER#
 
exit 0