[Cache]Update tiered-cache.mdx (#23382)

Customer Success Manager (CSM).

Author: nenizera

src/content/docs/cache/how-to/tiered-cache.mdx

@@ -46,7 +46,7 @@ Regional Cache instructs Cloudflare to check a regional hub data center near the
 
 ### Custom Tiered Cache
 
-Custom Tiered cache allows you to work with Cloudflare’s support team to set a custom topology that fits your specific needs, for instance you have close upper tiers or you have an unique traffic pattern. If you want a custom topology, please contact your CSM.
+Custom Tiered cache allows you to work with Cloudflare’s support team to set a custom topology that fits your specific needs, for instance you have close upper tiers or you have an unique traffic pattern. If you want a custom topology, please contact your Customer Success Manager (CSM).
 
 ## Availability