docs: fix migration guide (#5089)

Author: alexander-akait

migration-v5.md

@@ -6,7 +6,7 @@ This document serves as a migration guide for `[email protected]`.
 
 - Minimum supported `Node.js` version is `18.12.0`.
 - Minimum supported `webpack` version is `5.0.0`.
-- Minimum compatible `webpack-cli` version is `4.7.0` but we recommend using the latest version.
+- Minimum compatible `webpack-cli` version is `5.0.0` but we recommend using the latest version.
 - The `http2` and `https` options were removed in favor of [the `server` option](https://webpack.js.org/configuration/dev-server/#devserverserver).
 
   v4: