fix(templates): correct logging level variables in YAML files

- Modify public.yaml to use correct serverLoggingLevel variable
- Add ELASTIC_LOGGING_LEVEL variable to public.yaml
- Add ELASTIC_LOGGING_LEVEL variable to private.yaml

refactor(config): simplify logging level assignment logic

- Remove redundant line break in logging level assignment

Author: atompie

tracardi/config.py

@@ -154,8 +154,7 @@ def __init__(self, env):
         self.http_auth_password = self.env.get('ELASTIC_HTTP_AUTH_PASSWORD', None)
         self.scheme = self.env.get('ELASTIC_SCHEME', 'http')
         self.query_timeout = get_env_as_int('ELASTIC_QUERY_TIMEOUT', 12)
-        self.logging_level = _get_logging_level(
-            env['ELASTIC_LOGGING_LEVEL']) if 'ELASTIC_LOGGING_LEVEL' in env else logging.ERROR
+        self.logging_level = _get_logging_level(env['ELASTIC_LOGGING_LEVEL']) if 'ELASTIC_LOGGING_LEVEL' in env else logging.ERROR
 
         if self.unset_credentials:
             self._unset_credentials()