docs: fix typo in intercept for res.body (#6433)

Author: mmcev106

docs/api/commands/intercept.mdx

@@ -71,7 +71,7 @@ type CustomResponse = {
 cy.intercept<CustomRequest, CustomResponse>(url, (req) => {
   req.body // .body of request will be of type CustomRequest
   req.continue((res) => {
-    res.body // .body of request will be of type CustomResponse
+    res.body // .body of response will be of type CustomResponse
   })
 })
 ```