fix for rare instances when the output is a list of lists (yaml | yaml -> json)

jc/cli.py

@@ -620,6 +620,7 @@ class JcCli():
                 self.data_out.append({})
 
             for item in self.data_out:
+                if isinstance(item, dict):
                     if '_jc_meta' not in item:
                         item['_jc_meta'] = {}