Explore adding GitHub Actions test to ensure Uno can start Accumulo and Fluo

[keith-turner]

Adding smoke-test scripts to Uno that can run in TravisCI and verify Accumulo and Fluo start and work would be a really nice check to have for PRs. Not sure if this is possible though.

[ctubbsii]

Updated title: we should use GitHub Actions for this.

[jjmar11]

I am interested in working on this issue.

[ctubbsii]

Excellent! I've assigned it to you, @jjmar11 . Just let us know if you have any questions.