init: Saving GRUB_CMDLINE_LINUX_DEFAULT
init: Saving GRUB_CMDLINE_LINUX_DEFAULT

When updating GRUB_CMDLINE_LINUX_DEFAULT to keep existing value instead
of destroy them.

enovance/edeploy,lebauce/edeploy,lebauce/edeploy,redhat-cip/edeploy,redhat-cip/edeploy,lebauce/edeploy,enovance/edeploy,redhat-cip/edeploy,enovance/edeploy,enovance/edeploy,redhat-cip/edeploy,lebauce/edeploy