issue-658: readme update for example

Author: Fran-Rg

examples/code-signing/README.md

@@ -42,7 +42,6 @@ Note that this example may create resources which cost money. Run `terraform des
 | Name | Type |
 |------|------|
 | [aws_lambda_code_signing_config.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/lambda_code_signing_config) | resource |
-| [aws_s3_object.unsigned](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/s3_object) | resource |
 | [aws_signer_signing_profile.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/signer_signing_profile) | resource |
 | [random_pet.this](https://registry.terraform.io/providers/hashicorp/random/latest/docs/resources/pet) | resource |