[SFTP] Increase local user limit per account to 25K

Author: mikewill4

articles/storage/blobs/secure-file-transfer-protocol-support.md

@@ -44,7 +44,7 @@ Different protocols are supported by the hierarchical namespace. SFTP is one of
 
 SFTP clients can't be authorized by using Microsoft Entra identities. Instead, SFTP utilizes a new form of identity management called _local users_.
 
-Local users must use either a password or a Secure Shell (SSH) private key credential for authentication. You can have a maximum of 8,000 local users for a storage account.
+Local users must use either a password or a Secure Shell (SSH) private key credential for authentication. You can have a maximum of 25,000 local users for a storage account.
 
 To set up access permissions, you create a local user, and choose authentication methods. Then, for each container in your account, you can specify the level of access you want to give that user.