feat(dispatcher): constrained global arguments

[lengau]

Fixes #219

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[codecov[bot]]

Codecov Report

Attention: Patch coverage is 97.72727% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 94.85%. Comparing base (99394c9) to head (8316c77). Report is 7 commits behind head on main.

:exclamation: Current head 8316c77 differs from pull request most recent head ca5e5c3. Consider uploading reports for the commit ca5e5c3 to get more accurate results

Files	Patch %	Lines
craft_cli/dispatcher.py	97.29%	0 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #220 +/- ## ========================================== + Coverage 93.24% 94.85% +1.61% ========================================== Files 7 8 +1 Lines 1080 1107 +27 Branches 200 211 +11 ========================================== + Hits 1007 1050 +43 + Misses 66 53 -13 + Partials 7 4 -3 ```

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