MINIFICPP-2684 Move MiNiFi controller tests to modular docker tests

[lordgamez]

https://issues.apache.org/jira/browse/MINIFICPP-2684

Depends on #2077

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[szaszm]

looks good so far

[szaszm]

why is this needed?

[lordgamez]

The attributes of the container objects are not updated automatically, it only caches the last retrieved data. We have to use the reload method the retrieve the latest container information from the docker daemon before checking the container status, so we get current container status information.