log metric client

Author: alovew

airbyte-metrics/metrics-lib/src/main/java/io/airbyte/metrics/lib/MetricClientFactory.java

@@ -56,6 +56,8 @@ public static synchronized void initialize(final MetricEmittingApp metricEmittin
       throw new RuntimeException("You cannot initialize configuration more than once.");
     }
 
+    LOGGER.info("metric client is:");
+    LOGGER.info(configs.getMetricClient());
     if (configs.getMetricClient().equals(DATADOG_METRIC_CLIENT)) {
       if (configs.getDDAgentHost() == null || configs.getDDDogStatsDPort() == null) {
         throw new RuntimeException("DD_AGENT_HOST is null or DD_DOGSTATSD_PORT is null. Both are required to use the DataDog Metric Client");