chore: run metricbeat with same log level than the program

Author: mdelapenya

cli/config/compose/services/metricbeat/docker-compose.yml

@@ -3,6 +3,7 @@ services:
   metricbeat:
     command: [
       "metricbeat", "-e",
+      "-E", "logging.level=${logLevel}",
       "-E", "setup.ilm.rollover_alias=${indexName}",
       "-E", "output.elasticsearch.hosts=http://elasticsearch:9200",
       "-E", "output.elasticsearch.password=p4ssw0rd",

e2e/metricbeat_test.go

@@ -260,6 +260,7 @@ func (mts *MetricbeatTestSuite) runMetricbeatService() error {
 	env := map[string]string{
 		"BEAT_STRICT_PERMS":     "false",
 		"indexName":             mts.getIndexName(),
+		"logLevel":              log.GetLevel().String(),
 		"metricbeatConfigFile":  mts.configurationFile,
 		"metricbeatTag":         mts.Version,
 		"stackVersion":          stackVersion,