Update aws_registry_credentials.mdx

Signed-off-by: Justine Geffen <[email protected]>

platform_versioned_docs/version-23.4/credentials/aws_registry_credentials.mdx

@@ -41,6 +41,6 @@ Your credential must be stored in Seqera Platform as a **container registry** cr
     - **Provider**: Select **Container registry**.
     - **User name**: Specify your IAM user access key ID. For example, `AKIAIOSFODNN7EXAMPLE`.
     - **Password**: Specify your IAM user secret access.
-    - **Registry server**: Specify container registry server name. For example, `<aws_account_id>.dkr.ecr.<region>.amazonaws.com`. Use `public.ecr.aws` if you want to access images from a public ECR.
+    - **Registry server**: Specify container registry server name. For example, `<aws_account_id>.dkr.ecr.<region>.amazonaws.com`. You can also access images from a public ECR. For example `public.ecr.aws/amazonlinux/amazonlinux:2`.
 
 3.  After you've completed all the form fields, select **Add**. The new credential is now listed under the **Credentials** tab.