fix 1040 report error on failing delete_namespace
Do not capture asyncio.CancelledError
remove unneeded loging. e.g. certificates

Change-Id: Ia4f8c19bf693b689aeaaaeb76b006cd25c7295e1
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/n2vc/k8s_helm_conn.py b/n2vc/k8s_helm_conn.py
index ff1f331..1efacc4 100644
--- a/n2vc/k8s_helm_conn.py
+++ b/n2vc/k8s_helm_conn.py
@@ -1200,13 +1200,13 @@
                 return '', -1
 
     def _check_file_exists(self, filename: str, exception_if_not_exists: bool = False):
-        self.log.debug('Checking if file {} exists...'.format(filename))
+        # self.log.debug('Checking if file {} exists...'.format(filename))
         if os.path.exists(filename):
             return True
         else:
             msg = 'File {} does not exist'.format(filename)
             if exception_if_not_exists:
-                self.log.error(msg)
+                # self.log.error(msg)
                 raise K8sException(msg)