Move migration guide and rename it to upgrade guide

Author: pedrosousa

src/content/docs/waf/reference/migration-guides/exposed-credentials-check-migration.mdx renamed to src/content/docs/waf/managed-rules/check-for-exposed-credentials/upgrade-to-leaked-credentials-detection.mdx

@@ -1,22 +1,22 @@
 ---
-title: Exposed credentials check migration
+title: Upgrade to leaked credentials detection
 pcx_content_type: reference
 sidebar:
-  order: 4
+  order: 7
 ---
 
 import { Render } from "~/components";
 
-This guide describes the general steps to migrate your [Exposed Credentials Check](/waf/managed-rules/check-for-exposed-credentials/) configuration to the new [leaked credentials detection](/waf/detections/leaked-credentials/).
+This guide describes the general steps to upgrade your [Exposed Credentials Check](/waf/managed-rules/check-for-exposed-credentials/) configuration to the new [leaked credentials detection](/waf/detections/leaked-credentials/).
 
-Cloudflare recommends that customers migrate to the new leaked credentials detection, which offers the following advantages:
+Cloudflare recommends that customers update their configuration to use the new leaked credentials detection, which offers the following advantages:
 
 - Uses a comprehensive database of leaked credentials, containing over 15 billion passwords.
 - After enabling the detection, you can review the amount of incoming requests containing leaked credentials in Security Analytics, even before creating any mitigation rules.
 - You can take action on the requests containing leaked credentials using WAF features like rate limiting rules or custom rules.
 
 :::note
-This migration guide applies to customers migrating from Exposed Credentials Check at the zone level.
+This upgrade guide applies to customers changing from Exposed Credentials Check at the zone level.
 :::
 
 ## 1. Turn off Exposed Credentials Check

src/content/partials/waf/leaked-credentials-recommend-detection.mdx

@@ -4,5 +4,5 @@
 
 :::note[Recommendation: Use leaked credentials detection instead]
 Cloudflare recommends that you use [leaked credentials detection](/waf/detections/leaked-credentials/) instead of Cloudflare Exposed Credentials Check, which refers to a previous implementation.<br/>
-For more information on migrating your Exposed Credentials Check configuration, refer to the [migration guide](/waf/reference/migration-guides/exposed-credentials-check-migration/).
+For more information on upgrading your current Exposed Credentials Check configuration, refer to the [upgrade guide](/waf/managed-rules/check-for-exposed-credentials/upgrade-to-leaked-credentials-detection/).
 :::