Remove metrics limit from cockroachdb legacy check (DataDog#13038)

Author: alopezz

cockroachdb/datadog_checks/cockroachdb/cockroachdb.py

@@ -9,6 +9,9 @@
 
 
 class CockroachdbCheck(OpenMetricsBaseCheck):
+
+    DEFAULT_METRIC_LIMIT = 0
+
     def __new__(cls, name, init_config, instances):
         instance = instances[0]
 

cockroachdb/tests/conftest.py

@@ -27,7 +27,7 @@ def dd_environment(instance):
 
 @pytest.fixture(scope='session')
 def instance_legacy():
-    return {'prometheus_url': 'http://{}:{}/_status/vars'.format(HOST, PORT), 'max_returned_metrics': 20000}
+    return {'prometheus_url': 'http://{}:{}/_status/vars'.format(HOST, PORT)}
 
 
 @pytest.fixture(scope='session')