Enable cloudfront again (via redirect from openvsx.eclipsecontent.org) (#6373)

* Enable cloudfront again

* Change CDN prefix URL from CloudFront to openvsx.eclipsecontent.org

* Update prefix URL to use HTTPS

Author: netomi

configuration/application.yml

@@ -159,9 +159,9 @@ ovsx:
   token-prefix: ovsxp_
   storage:
     primary-service: aws
-    # cdn:
-    #   storage-filter: ".*AwsStorageService.*"
-    #   prefix-url: https://d1vla68f02a8c4.cloudfront.net
+    cdn:
+      storage-filter: ".*AwsStorageService.*"
+      prefix-url: https://openvsx.eclipsecontent.org
     download-counts: false  # disable inefficient download count mechanism for anything other than azure
     migration:
       enabled: false  # disable automatic storage migration when we switch the primary-service