Update build.func

fix indent

misc/build.func

@@ -437,7 +437,7 @@ install_script() {
 }
 
 start() {
-    if [ $(pveversion | grep "pve-manager/8" | wc -l) -ne 1 ]; then
+  if [ $(pveversion | grep "pve-manager/8" | wc -l) -ne 1 ]; then
     whiptail --msgbox --title "Proxmox VE 7 Detected" "You are currently using Proxmox VE 7, refrain from creating Debian 12 LXCs due to differences in locale parameters." 10 58
   fi