fix(run_docker_test): fix build issue

Signed-off-by: Joseph Livesey <[email protected]>

bin/run_docker_test

@@ -80,7 +80,7 @@ def main():
     inspect = [
         'docker', 'inspect',
         '-f', "{{.State.ExitCode}}",
-        "{}_{}_1".format(
+        "{}-{}-1".format(
             isolation_id,
             test_service)
     ]
@@ -97,7 +97,7 @@ def main():
 
     for service in compose_dict['services']:
         scrape += [
-            '--filter', 'name={}_{}_1'.format(isolation_id, service),
+            '--filter', 'name={}-{}-1'.format(isolation_id, service),
         ]
 
     timer = Timer(args.timeout)
@@ -310,7 +310,7 @@ def _validate_compose_dict(compose_dict, test_service, compose_file):
 def _check_for_existing_containers(compose_file, compose_dict, isolation_id):
     containers = _get_existing_containers()
     for service in compose_dict['services'].keys():
-        container_name_to_create = "{}_{}_1".format(isolation_id, service)
+        container_name_to_create = "{}-{}-1".format(isolation_id, service)
         for existing_container_name in containers:
             if container_name_to_create == existing_container_name:
                 raise RunDockerTestError(