Small typo in forms.js (#253)

Replace "a client-side input validation libraries" with just "client-side input validation libraries"

Co-authored-by: Pascal Baljet <[email protected]>

Author: enderandpeter

resources/js/Pages/forms.jsx

@@ -639,7 +639,7 @@ export default function () {
         ]}
       />
       <P>
-        If you're using a client-side input validation libraries or do client-side validation manually, you can set your
+        If you're using client-side input validation libraries or do client-side validation manually, you can set your
         own errors on the form using the <Code>setErrors()</Code> method.
       </P>
       <TabbedCode