Fix mise exec tuist generate in documentation

[HossamYoussof]

Short description 📝

mise changed exce command from mise x to mise exec -- or mise x --, I selected mise exec -- for readability

Contributor checklist ✅

• The code has been linted using run mise run lint-fix
• The change is tested via unit testing or acceptance testing, or both
• The title of the PR is formulated in a way that is usable as a changelog entry
• In case the PR introduces changes that affect users, the documentation has been updated

Reviewer checklist ✅

• The code architecture and patterns are consistent with the rest of the codebase
• Reviewer has checked that, if needed, the PR includes the label changelog:added, changelog:fixed, or changelog:changed, and the title is usable as a changelog entry

[tuist]

🛠️ Tuist Run Report 🛠️

Tuist Tests 🧪

Command	Status	Cache hit rate	Tests	Skipped	Ran	Commit
test TuistApp -- CODE_SIGN_IDENTITY= CODE_SIGNING_REQUIRED=NO CODE_SIGNING_ALLOWED=NO	✅	100 %	1	0	1	61f4e7f9f
test TuistAutomationAcceptanceTests	✅	100 %	1	0	1	61f4e7f9f
test TuistDependenciesAcceptanceTests	✅	100 %	1	0	1	61f4e7f9f
test TuistGeneratorAcceptanceTests	✅	100 %	1	0	1	61f4e7f9f
test TuistKitAcceptanceTests	❌	100 %	1	0	1	61f4e7f9f
test TuistUnitTests	✅	100 %	23	0	23	61f4e7f9f

[fortmarek]

Thanks for the fix!

[fortmarek]

Thanks! I believe changes should be limited to the docs files in en – otherwise, our localization platform might be confused. We can merge afterwards 🙂