feat(image): fix osrel in uki

image/mkimage.sh

@@ -128,15 +128,13 @@ ln -sf ../demo.service rootfs/usr/lib/systemd/system/basic.target.wants/demo.ser
 $systemd/usr/bin/ukify build \
   --linux $kernel/bzImage \
   --initrd $initrd/initrd.xz \
-  --os-release rootfs/etc/os-release \
-  --stub $systemd/usr/lib/systemd/boot/efi/linuxx64.efi.stub \
+  --os-release @rootfs/etc/os-release \
   --cmdline "$kernelCmdLine" \
   -o boot/patos.efi
 
 cp ${systemd}/usr/lib/systemd/boot/efi/systemd-bootx64.efi boot/
 
 echo "timeout 1" > boot/loader.conf
-echo -e "title PatOS Platform\nefi /EFI/Linux/patos.efi" > boot/patos.conf
 
 cat <<EOF > repart.d/10-esp.conf
 [Partition]
@@ -147,7 +145,6 @@ SizeMaxBytes=96M
 CopyFiles=/boot/systemd-bootx64.efi:/EFI/BOOT/BOOTX64.EFI
 CopyFiles=/boot/patos.efi:/EFI/Linux/patos.efi
 CopyFiles=/boot/loader.conf:/loader/loader.conf
-CopyFiles=/boot/patos.conf:/loader/entries/patos.conf
 EOF
 
 cat <<EOF > repart.d/10-root.conf