feat: allow quieter report output

Users should have the option of suppressing headers, which are not always useful when interacting with dokku in a programmatic fashion.

plugins/proxy/subcommands/report

@@ -27,7 +27,7 @@ report_single_app() {
   )
 
   if [[ -z "$INFO_FLAG" ]]; then
-    dokku_log_info2 "$APP proxy information"
+    dokku_log_info2_quiet "$APP proxy information"
     for flag in "${flag_map[@]}"; do
       key="$(echo "${flag#--}" | cut -f1 -d' ' | tr - ' ')"
       dokku_log_verbose "$(printf "%-20s %-25s" "${key^}" "${flag#*: }")"