Simplified the Travis test command

There is no reason to turn a failure into a different failure. And this
will avoid Travis to say that the "false" command failed.
minor #11285 Simplified the Travis test command (stof)

This PR was merged into the 2.3 branch.

Discussion
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Simplified the Travis test command

There is no reason to turn a failure into a different failure. And this will avoid Travis to say that the "false" command failed.

Commits
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e8d01c9 Simplified the Travis test command