fix xml output

[kanchwala-yusuf]

Fixes #290

This fix creates an xml output:

<results>
  <violations>
    <violation rule_name="cloudfrontNoLogging" description="Ensure that your AWS Cloudfront distributions have the Logging feature enabled in order to track all viewer requests for the content delivered through the Content Delivery Network (CDN)." rule_id="AWS.CloudFront.Logging.Medium.0567" severity="MEDIUM" category="Logging" resource_name="s3-distribution-TLS-v1" resource_type="aws_cloudfront_distribution" file="aws_cloudfront_distribution.tf" line="7"></violation>
    <violation rule_name="cloudfrontNoSecureCiphers" description="Secure ciphers are not used in CloudFront distribution" rule_id="AWS.CloudFront.EncryptionandKeyManagement.High.0408" severity="HIGH" category="Encryption and Key Management" resource_name="s3-distribution-TLS-v1" resource_type="aws_cloudfront_distribution" file="aws_cloudfront_distribution.tf" line="7"></violation>
    <violation rule_name="cloudfrontNoHTTPSTraffic" description="Use encrypted connection between CloudFront and origin server" rule_id="AWS.CloudFront.EncryptionandKeyManagement.High.0407" severity="HIGH" category="Encryption and Key Management" resource_name="s3-distribution-TLS-v1" resource_type="aws_cloudfront_distribution" file="aws_cloudfront_distribution.tf" line="7"></violation>
    <violation rule_name="cloudfrontNoHTTPSTraffic" description="Use encrypted connection between CloudFront and origin server" rule_id="AWS.CloudFront.EncryptionandKeyManagement.High.0407" severity="HIGH" category="Encryption and Key Management" resource_name="s3-distribution-TLS-v1" resource_type="aws_cloudfront_distribution" file="aws_cloudfront_distribution.tf" line="7"></violation>
    <violation rule_name="cloudfrontNoGeoRestriction" description="Ensure that geo restriction is enabled for your Amazon CloudFront CDN distribution to whitelist or blacklist a country in order to allow or restrict users in specific locations from accessing web application content." rule_id="AWS.CloudFront.Network Security.Low.0568" severity="LOW" category="Network Security" resource_name="s3-distribution-TLS-v1" resource_type="aws_cloudfront_distribution" file="aws_cloudfront_distribution.tf" line="7"></violation>
  </violations>
  <count low="1" medium="1" high="3" total="5"></count>
</results>

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!

0 Bugs
0 Vulnerabilities (and 0 Security Hotspots to review)
0 Code Smells

No Coverage information
0.0% Duplication

[codecov]

Codecov Report

Merging #291 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #291   +/-   ##
=======================================
  Coverage   60.08%   60.08%           
=======================================
  Files          48       48           
  Lines         982      982           
=======================================
  Hits          590      590           
  Misses        344      344           
  Partials       48       48