(maint) Fix link (DataDog#2709)

* (maint) Fix link

* Apply suggestions from code review

Author: hestonhoffman

modal/README.md

@@ -51,7 +51,7 @@ revoked and logs/metrics stop being emitted to Datadog.
    click **Uninstall Integration**.
 3. Confirm that you want to uninstall the integration.
 4. Ensure that all API keys associated with this integration have been
-   disabled by searching for the integration name on the [API Keys](/organization-settings/api-keys?filter=Modal)
+   disabled by searching for the integration name on the [API Keys][4]
    page.
 
 ## Troubleshooting