add boot-efi label only on first disk

Online_Soft_RAID10_NVMEServer.sh

@@ -88,10 +88,12 @@ for i in /dev/nvme?n1p[5]; do
 done
 
 apt install dosfstools
+# format the boot-efi partition on all disks
 for i in /dev/nvme?n1p[1]; do
     mkfs.vfat -F32 $i >/dev/null
-    fatlabel $1 EFI_SYSPART
 done
+# Add label on first disk only
+fatlabel /dev/nvme0n1p1 EFI_SYSPART
 
 mkfs.ext4 -LROOTFS /dev/md3 >/dev/null
 sleep 1