fix: fix typo in cli/mock.go

[Priyansh121096]

Related Issue

NA

Closes: NA

Describe the changes you've made

Fixed a typo (ougoung -> outgoing) in the one-liner of the mock command which is displayed on keploy cli's help message.

Type of change

Typo

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Code style update (formatting, local variables)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

Please let us know if any test cases are added

NA

Describe if there is any unusual behaviour of your code(Write NA if there isn't)

NA

Checklist:

• [x] My code follows the style guidelines of this project.
• [x] I have performed a self-review of my own code.
• [ ] I have commented my code, particularly in hard-to-understand areas.
• [ ] I have made corresponding changes to the documentation.
• [ ] My changes generate no new warnings.
• [ ] I have added tests that prove my fix is effective or that my feature works.
• [ ] New and existing unit tests pass locally with my changes.

Screenshots (if any)

Original	Updated
original screenshot	updated screenshot

[github-actions[bot]]

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[Priyansh121096]

I have read the CLA Document and I hereby sign the CLA

[Priyansh121096]

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