cloudfront_distribution: fix the order of headers to avoid updates again and again (#37340)

* Fix python2/3 compatibilities issues

* Sort cloudfront_distribution headers to avoid useless updates

test/integration/targets/cloudfront_distribution/defaults/main.yml

@@ -1,12 +1,16 @@
-cloudfront_hostname: "{{ resource_prefix | lower }}01"
+cloudfront_hostname: "{{ resource_prefix }}01"
 # Use a domain that has a wildcard DNS
-cloudfront_alias: "{{ cloudfront_hostname | lower }}.github.io"
+cloudfront_alias: "{{ cloudfront_hostname }}.github.io"
 
 cloudfront_test_cache_behaviors:
   - path_pattern: /test/path
     forwarded_values:
       headers:
         - Host
+        - X-HTTP-Forwarded-For
+        - CloudFront-Forwarded-Proto
+        - Origin
+        - Referer
     allowed_methods:
       items:
         - GET