docs: fix title of the configuration page (#6268)

Fix the title of the configurations page which is generated by typedoc

docs-util/packages/typedoc-config/_merger.js

@@ -285,7 +285,9 @@ npx medusa develop
 This document assumes you already followed along with the [Prepare Environment documentation](https://docs.medusajs.com/development/backend/prepare-environment) and have a Medusa backend installed.
       
 ---`,
-      reflectionTitle: "Configure Medusa Backend",
+      reflectionTitle: {
+        fullReplacement: "Configure Medusa Backend",
+      },
       expandMembers: true,
       expandProperties: true,
       // parameterStyle: "list",

www/apps/docs/content/references/medusa_config/interfaces/medusa_config.ConfigModule.mdx

@@ -5,7 +5,7 @@ slug: /development/backend/configurations
 
 import ParameterTypes from "@site/src/components/ParameterTypes"
 
-# ConfigModule
+# Configure Medusa Backend
 
 In this document, you’ll learn how to create a file service in the Medusa backend and the methods you must implement in it.