docs: more images for azure saml plugin, new architecture diagram

docs/admin/system-overview.rst

@@ -13,7 +13,7 @@ System Architecture
 
 The following diagram shows a typical production architecture.
 
-.. image:: ../images/architecture-diagram.png
+.. image:: ../images/rhodecode-v5x-diagram.png
   :align: center
 
 Supported Operating Systems

docs/auth/auth-saml-azure.rst

@@ -178,4 +178,10 @@ attributes for RhodeCode integration:
 
 .. image:: ../images/azure-attrs-claims.png
    :alt: Azure attributes and claims configuration
+   :scale: 50 %
+
+Finally, configure the corresponding SAML attributes in RhodeCode to match the Azure claims configuration:
+
+.. image:: ../images/rhodecode-saml-claims.png
+   :alt: RhodeCode SAML Azure configuration form
    :scale: 50 %