Logrotate: Fix static anlysis test

Signed-off-by: Yevhen Fastiuk <yfastiuk@nvidia.com>

tests/config_test.py

@@ -3775,7 +3775,7 @@ def test_logrotate_size(self):
  obj = {'db': Db().cfgdb}
 
  result = runner.invoke(config.config.commands['logrotate'],
- ['syslog', 'size', '30.0'], obj=obj)
+  ['syslog', 'size', '30.0'], obj=obj)
  assert result.exit_code == 0
 
  @classmethod