feat(adminfront): remove unused tenant dashboard and update global overview quick links

adminfront/src/locales/template.toml

@@ -691,7 +691,6 @@ auth_guard = ""
 logout = ""
 overview = ""
 relying_parties = ""
-tenant_dashboard = ""
 user_groups = ""
 tenants = ""
 users = ""
@@ -705,8 +704,9 @@ title = ""
 
 [ui.admin.overview.quick_links]
 add_tenant = ""
-tenant_dashboard = ""
+api_key_management = ""
 title = ""
+user_management = ""
 view_audit_logs = ""
 
 [ui.admin.role]