upgraded version to 22+

Author: Diana Khortiuk

README.md

@@ -27,6 +27,7 @@
 
 * ### As of version 3.0.0 and 4.0.0, we will no longer provide proxy middlewares
 * ### As of version 5.0.0, node 12 is no longer supported.
+* ### As of version 2.0.17, node 22+ is required.
 
 To see an example implementation, head over to our
 <a href="https://github.com/frontegg-samples/nodejs-proxy-sample">sample proxy project</a>
@@ -38,7 +39,7 @@ To see an example implementation, head over to our
 Install the package using [npm](https://www.npmjs.com/)
 
 ```bash
-# node 14+
+# node 22+
 npm install @frontegg/client
 ```