Update index.mdx (#12928)

Add location of the settings in Azure DevOps

Author: klatys

docs/organization/integrations/source-code-mgmt/azure-devops/index.mdx

@@ -10,7 +10,7 @@ Azure DevOps was formerly known as Visual Studio Team Services (VSTS).
 
 1. To install this integration, you need to have Sentry organization owner, manager, or admin permissions, as well as Azure organization owner permissions, or be a user in the Project Collections Administrators group.
 
-2. Go to your Azure Org's settings to make sure third-party access via OAuth is enabled.
+2. Go to your Azure Org's settings to make sure third-party access via OAuth is enabled - navigate to **Organization Settings > Security > Policies** and enable "Third-party application access via OAuth".
 
 3. In [Sentry.io](https://sentry.io/orgredirect/organizations/:orgslug/settings/organization/), navigate to **Settings > Integrations > Azure DevOps** and click "Add Installation".