v0.58.0

Use `website_endpoint` instead of `bucket_regional_domain_name` @nitrocode (#149)

what

• Uses the bucket website_endpoint instead of the bucket_regional_domain_name
• The bucket_regional_domain_name is incorrectly documented in the hashicorp aws_cloudfront_distribution docs

why

• Fixes an issue introduced in a recent PR which drops the -website portion of the domain

references

• Closes #148
• Fixes previous PR https://github.com/cloudposse/terraform-aws-cloudfront-s3-cdn/pull/143/files#r604661084

@syphernl has confirmed that this fixes his issue by using the feature branch as a source.