fix: correct cy.visit() documentation to include caveat around cy.ori…

…gin for multiple superdomains (#5600)

docs/api/commands/visit.mdx

@@ -53,7 +53,7 @@ URL or Cypress will attempt to act as your web server. See the
 [prefixes notes](#Prefixes) for more details.
 
 **Note:** visiting a new domain requires the Cypress window to reload. You
-cannot visit different super domains in a single test.
+cannot visit different super domains in a single test without the use of [`cy.origin()`](/api/commands/origin).
 
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