code: public void deleteAuthorizationRule(String resourceGroupName, String namespaceName, String authorizationRuleName) {
          deleteAuthorizationRuleWithServiceResponseAsync(resourceGroupName, namespaceName, authorizationRuleName).toBlocking().single().body();
      }
docs: Deletes a namespace authorization rule.
  
  @param resourceGroupName The name of the resource group.
  @param namespaceName The namespace name.
  @param authorizationRuleName Authorization Rule Name.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws CloudException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent