Learn Editor: Update cross-region-replication-azure.md

Author: anaharris-ms

articles/reliability/cross-region-replication-azure.md

@@ -111,6 +111,7 @@ The table below lists Azure regions without a region pair:
 | Geography | Region |
 |-----|----|
 | Qatar | Qatar Central |
+| Mexico | Mexico Central |
 | Poland | Poland Central |
 | Israel | Israel Central|
 | Italy | Italy North|