GraphQL API for deleting audit event streaming amazon_s3_configurations

What does this MR do and why?

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Before	After

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

1. Visit GraphiQL explorer https://gdk.test:3000/-/graphql-explorer
2. Run the following mutation to create a new AuditEvents::AmazonS3Configuration and note the ID.

mutation createAmazonS3Configuration {
  amazonS3ConfigurationCreate(
    input: {groupPath: "twitter", awsRegion: "us-east-1", accessKeyXid: "AKIA1231dsdsdsdsds23", secretAccessKey: "TOPSECRET", bucketName: "TEST"}
  ) {
    amazonS3Configuration {
      id
      name
      accessKeyXid
      bucketName
      awsRegion
    }
    errors
  }
}

1. Run the following mutation to delete the above created configuration

mutation deleteAmazonS3Configuration {
  amazonS3ConfigurationDestroy(input: {id: "gid://gitlab/AuditEvents::AmazonS3Configuration/12"}) {
    errors
  }
}

1. Ensure that the above configuration is deleted by running the following in rails console and validating that the above record does not exist anymore.

AuditEvents::AmazonS3Configuration.last

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #423229 (closed)