Update modules/customizing-the-learning-paths/proc-customizing-the-learning-paths-by-using-hosted-json-files.adoc

Author: themr0c

modules/customizing-the-learning-paths/proc-customizing-the-learning-paths-by-using-hosted-json-files.adoc

@@ -8,17 +8,22 @@ For ease of use and simplicity, you can configure the Learning Paths by using a
 
 . Configure the {product-short} proxy to access the Learning Paths data from the hosted JSON file, by adding the following to the `{my-app-config-file}` file:
 +
-[source,yaml]
+[source,yaml,subs='+quotes']
 ----
 proxy:
   endpoints:
     '/developer-hub':
-      target: https://raw.githubusercontent.com/
+      target: _<target>_
       pathRewrite:
-        '^/api/proxy/developer-hub/learning-paths': '/redhat-developer/rhdh/main/packages/app/public/learning-paths/data.json'
+        '^/api/proxy/developer-hub/learning-paths': '_<learning_path.json>_'
       changeOrigin: true
       secure: true
 ----
+
+`_<target>_`:: Enter the hosted JSON file base URL, such as `https://raw.githubusercontent.com`.
+
+`_<learning_path.json>_`:: Enter the hosted JSON file path without the base URL, such as
+`'/redhat-developer/rhdh/main/packages/app/public/learning-paths/data.json'`
 +
 [TIP]
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