fixed typo (#1891)

Author: witer33

.github/README.md

@@ -613,7 +613,7 @@ Here is a list of middleware that are included within the Fiber framework.
 | [recover](https://github.com/gofiber/fiber/tree/master/middleware/recover)             | Recover middleware recovers from panics anywhere in the stack chain and handles the control to the centralized[ ErrorHandler](https://docs.gofiber.io/guide/error-handling). |
 | [requestid](https://github.com/gofiber/fiber/tree/master/middleware/requestid)         | Adds a requestid to every request.                                                                                                                                           |
 | [session](https://github.com/gofiber/fiber/tree/master/middleware/session)             | Session middleware. NOTE: This middleware uses our Storage package.                                                                                                          |
-| [skip](https://github.com/gofiber/fiber/tree/master/middleware/skip)                   | Skip middleware that skips a wrapped handler is a predicate is true.                                                                                                         |
+| [skip](https://github.com/gofiber/fiber/tree/master/middleware/skip)                   | Skip middleware that skips a wrapped handler if a predicate is true.                                                                                                         |
 | [timeout](https://github.com/gofiber/fiber/tree/master/middleware/timeout)             | Adds a max time for a request and forwards to ErrorHandler if it is exceeded.                                                                                                |
 
 ## 🧬 External Middleware