Bug with intents

[sea-kg]

See result of UnitTestReadYml

/unit-tests.wsjcpp$ ./unit-tests run UnitTestReadYaml
2020-09-23 07:49:55.789, 0x00007fa2df38d740 [INFO] UnitTestReadYaml: Start unit-test
2020-09-23 07:49:55.789, 0x00007fa2df38d740 [INFO] UnitTestReadYaml: Do before unit-test
2020-09-23 07:49:55.789, 0x00007fa2df38d740 [INFO] UnitTestReadYaml: Execute unit-test
2020-09-23 07:49:55.789, 0x00007fa2df38d740 [WARN] WsjcppYaml: 
  error:
    desc: "unknown_line"
    line_number: 5
    line: "     - ./vote:/app"
    intent: 4
    filename: "./data-tests/read-file/example-voiting-app/docker-compose.yml"
2020-09-23 07:49:55.790, 0x00007fa2df38d740 [OK] UnitTestReadYaml: Test passed.
2020-09-23 07:49:55.790, 0x00007fa2df38d740 [INFO] UnitTestReadYaml: Do after unit-test
2020-09-23 07:49:55.790, 0x00007fa2df38d740 [INFO] UnitTestReadYaml: End unit-test