Fix: Limine drop-in config are overridden by default limine conf (#5114)

Limine drop-in config are overridden by `/etc/default/limine`

default/limine/default.conf

@@ -2,7 +2,7 @@ TARGET_OS_NAME="Omarchy"
 
 ESP_PATH="/boot"
 
-KERNEL_CMDLINE[default]="@@CMDLINE@@"
+KERNEL_CMDLINE[default]+="@@CMDLINE@@"
 KERNEL_CMDLINE[default]+=" quiet splash"
 
 ENABLE_UKI=yes

migrations/1774401148.sh

@@ -0,0 +1,5 @@
+echo "Fix KERNEL_CMDLINE merge behavior in /etc/default/limine"
+
+if [[ -f /etc/default/limine ]]; then
+  sudo sed -i 's/^KERNEL_CMDLINE\[default\]="/KERNEL_CMDLINE[default]+="/' /etc/default/limine
+fi