deleteGuardrail 
  inline suspend fun BedrockClient.deleteGuardrail(crossinline block: DeleteGuardrailRequest.Builder.() -> Unit): DeleteGuardrailResponse
Deletes a guardrail.
- To delete a guardrail, only specify the ARN of the guardrail in the - guardrailIdentifierfield. If you delete a guardrail, all of its versions will be deleted.
- To delete a version of a guardrail, specify the ARN of the guardrail in the - guardrailIdentifierfield and the version in the- guardrailVersionfield.