test/ctr.bats: use $newconfig
test/ctr.bats: use $newconfig

This makes the code a bit more uniform/clean.

Generated by

	:%s/"\$TESTDIR"\/[a-z_]*.json/"$newconfig"/g

Signed-off-by: Kir Kolyshkin <3a017b8ddb3f9cf3e4a59978b004111bdeb97f08@gmail.com>

kubernetes-incubator/ocid,nalind/cri-o,nalind/cri-o,kubernetes-incubator/cri-o,kubernetes-incubator/ocid,kubernetes-incubator/cri-o,kubernetes-incubator/ocid,kubernetes-incubator/cri-o,nalind/cri-o,kubernetes-incubator/cri-o