style: use lisp-case in partition labels

buer.scm

@@ -58,7 +58,6 @@
             (resolution '(1280 . 720))
             (gfxmode '("1280x720x32"))))))
 
- (kernel linux-libre-6.4)
  (kernel-arguments
   (list "modprobe.blacklist=usbmouse,usbkbd"
         "thinkpad_acpi.fan_control=1"
@@ -71,7 +70,7 @@
           (mount-point "/")
           (type "ext4"))
          (file-system
-          (device (file-system-label "HOME"))
+          (device (file-system-label "home"))
           (mount-point "/home")
           (type "ext4"))
          %base-file-systems))