docs: update studio limitations (#6257)

* docs: update studio limitations

* Update docs/app/guides/cypress-studio.mdx

Co-authored-by: Adam Stone-Lord <adams@cypress.io>

---------

Co-authored-by: Adam Stone-Lord <adams@cypress.io>

Author: mschile

docs/app/guides/cypress-studio.mdx

@@ -155,6 +155,7 @@ Want more control? Use the [`Cypress.ElementSelector`](/api/cypress-api/element-
 ## Limitations
 
 - Works only in E2E tests (Component Testing not yet supported)
+- Cucumber tests are not yet supported
 - Cannot record across [multiple
   origins](/app/guides/cross-origin-testing).
 - Studio cannot load when running in open mode with `@cypress/grep`. You will see an error in this case. Remove any `--grep` flags from your command during `cypress open` to use Studio.