cfg-checker ceph bench debug part 3

 - cleanup procedure
 - agent json loading updates
 - bool argument detection updates

 Related-PROD: PROD-36669

Change-Id: I9e2417a2bfc03883d9a6ef69f60f000cb5bacf54
diff --git a/cfg_checker/common/kube_utils.py b/cfg_checker/common/kube_utils.py
index af22aa3..22eee30 100644
--- a/cfg_checker/common/kube_utils.py
+++ b/cfg_checker/common/kube_utils.py
@@ -893,8 +893,8 @@
             pod_yaml['metadata']['namespace']
         )
         if _existing is not None:
-            logger_cli.warn(
-                "WARNING: Found pod '{}/{}'. Reusing.".format(
+            logger_cli.info(
+                "-> Found pod '{}/{}'. Reusing.".format(
                     pod_yaml['metadata']['namespace'],
                     pod_yaml['metadata']['name']
                 )