Removed failing test:
Removed failing test:

1. It covers the execution flow which doesn't usually happen: the `UseCommand` only generates completion options, while version switching is done by the `EnvCommand`.
2. "latest" as a version identifier is not suported starting release 1.9.3 (8fbf1a2).
3. It doesn't seem to belong to the `PathCommandTest` case.

phpbrew/phpbrew,phpbrew/phpbrew,phpbrew/phpbrew,morozov/phpbrew,morozov/phpbrew