docs: add deprecation note on cz-config.js

Author: leonardoanalista

README.md

@@ -41,8 +41,9 @@ Suitable for large teams working with multiple projects with their own commit sc
   ```
 Note: option one allows you to have your config away from root directory. It also gives you a change to define any name to your `cz-config.js`.
 
-* Option 2: Run `cp ./node_modules/cz-customizable/cz-config-EXAMPLE.js ./.cz-config.js` in a project root directory to get a template.
-Note: if you chose option 2, config file has to be called `.cz-config.js`.
+* Option 2: (**DEPRECATED** in order to align configuration with Commitizen. Please use option 1)
+Run `cp ./node_modules/cz-customizable/cz-config-EXAMPLE.js ./.cz-config.js` in a project root directory to get a template.
+Note: if you chose option 2, config file has to be called `.cz-config.js`. This option will be removed after the next major release.
 
 
 **Notes:**