Add content to TreeAccessTemplate (#17694)

Author: Zeegaan

src/Umbraco.Cms.Api.Management/DependencyInjection/BackOfficeAuthPolicyBuilderExtensions.cs

@@ -94,7 +94,7 @@ void AddAllowedApplicationsPolicy(string policyName, params string[] allowedClai
         AddAllowedApplicationsPolicy(AuthorizationPolicies.TreeAccessScripts, Constants.Applications.Settings);
         AddAllowedApplicationsPolicy(AuthorizationPolicies.TreeAccessStylesheets, Constants.Applications.Settings);
         AddAllowedApplicationsPolicy(AuthorizationPolicies.TreeAccessStylesheetsOrDocumentOrMediaOrMember, Constants.Applications.Settings, Constants.Applications.Content, Constants.Applications.Media, Constants.Applications.Members);
-        AddAllowedApplicationsPolicy(AuthorizationPolicies.TreeAccessTemplates, Constants.Applications.Settings);
+        AddAllowedApplicationsPolicy(AuthorizationPolicies.TreeAccessTemplates, Constants.Applications.Settings, Constants.Applications.Content);
         AddAllowedApplicationsPolicy(AuthorizationPolicies.TreeAccessWebhooks, Constants.Applications.Settings);
 
         // Contextual permissions