Unity tutorial part 2 CLI call fix

[T-Podgorski]

Description of Changes

Fixed a CLI call in docs Unity tutorial that generated client module code in an incorrect directory.

API and ABI breaking changes

None.

Expected complexity level and risk

1

Testing

Built a project by following the tutorial with the wrong call vs the fixed call. Compared against different parts of the tutorial to confirm the intent.

[CLAassistant]

All committers have signed the CLA.