breaking: remove support for React 16 and 17 for Cypress Component Testing. Additionally, remove the `cypress/react18` testing harness and merge it upstream with `cypress/react`#30590

Merged

AtofStryker merged 2 commits intorelease/14.0.0from

breaking/remove_react_16_17_merge_react18_harness_upstream

Nov 15, 2024

Commits on Nov 14, 2024

breaking: remove support for react 16 and 17 for component testing and move cypress/react18 upstream into cypress/react [run ci]
AtofStryker
committed

Commits on Nov 15, 2024

update tests / suggestions from code review [run ci]
AtofStryker
committed