chg: [vps] improve raw formatting of ``stats`` action

bin/vps

@@ -2142,8 +2142,12 @@ cmdline.spec::cmd:stats:run() {
     :state-dir:
 
     for resource in "${resources[@]}"; do
-        [ "$opt_format" == "pretty" ] && echo "${WHITE}$resource${NORMAL}:"
+        if [ "$opt_format" == "pretty" ]; then
+            echo "${WHITE}$resource${NORMAL}:"
             stats:"$resource" "$opt_format" 2>&1 | prefix "  "
+        else
+            stats:"$resource" "$opt_format" 2>&1 | prefix "$resource "
+        fi
         set_errlvl "${PIPESTATUS[0]}" || return 1
     done
 }