test: remove unnecessary cypress changes

These changes were introduced perhaps to try to ensure that the result
was chainable, by Cypress handles that already.

Author: tilgovi

cypress/support/commands.js

@@ -196,9 +196,10 @@ Cypress.Commands.add(
       })
     }
     if (doCreateClient) {
-      return createClient(client).then(run)
+      createClient(client).then(run)
+      return
     }
-    return run(client)
+    run(client)
   },
 )