chore: Fixes type definitions

[josephzidell]

Fixes typos in type definitions

User facing changelog

Fixes some typos in the Typescript definitions

How has the user experience changed?

- TestCptions
+ TestOptions

PR Tasks

• [n/a] Have tests been added/updated?
• [n/a] Has the original issue been tagged with a release in ZenHub?
• [n/a] Has a PR for user-facing changes been opened in cypress-documentation?
• [n/a] Have API changes been updated in the type definitions?
• [n/a] Have new configuration options been added to the cypress.schema.json?

[cypress-bot]

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[CLAassistant]

All committers have signed the CLA.

[jennifer-shehane]

Whoops 😝 Thanks for the fix!

[cypress-bot]

Released in 5.1.0.

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