message: Renamed the variable to VARNISH_SET_HEADER_CACHE_TAGS
diff: @@ -343,8 +343,8 @@ sub vcl_deliver {
  unset resp.http.X-Url;
  unset resp.http.X-Host;
  - # unset Cache-Tags Header by default, can be disabled with VARNISH_UNSET_HEADER_CACHE_TAGS=true
  - if (!${VARNISH_UNSET_HEADER_CACHE_TAGS:-false}) {
  + # unset Cache-Tags Header by default, can be disabled with VARNISH_SET_HEADER_CACHE_TAGS=true
  + if (!${VARNISH_SET_HEADER_CACHE_TAGS:-false}) {
  unset resp.http.Cache-Tags;
  }
  