docs: update header for enterprise configuration section in platform installation guide

- Changed the header for the enterprise configuration options section to improve clarity and consistency in documentation structure.

Author: roderik

content/docs/launching-the-platform/self-hosted-onprem/platform-installation.mdx

@@ -109,7 +109,7 @@ Replace `<username>` and `<password>` with your provided enterprise credentials.
 Enterprise customers receive dedicated registry credentials with access to enterprise-specific images and configurations. Contact your account manager if you need registry access.
 </Callout>
 
-### Review enterprise configuration options
+### 2. Review enterprise configuration options
 
 View all available configuration options for enterprise deployment:
 
@@ -123,7 +123,7 @@ helm show values oci://registry.settlemint.com/settlemint-platform/SettleMint --
 Before configuring production values, have your security team review all available configuration options, especially those related to network policies, RBAC, and data encryption.
 </Callout>
 
-### Prepare enterprise production configuration
+### 3. Prepare enterprise production configuration
 
 Create a values file (values.yaml) with your configuration: