kernels.cfg: remove mhwd and video args

cfg/kernels.cfg

 if cpuid -l; then
 havekernel="Y"
 title=""
-for kopt in @ARCH@ $kopts  @DEFAULT_ARGS@ @MHWD_ARGS@ @VIDEO_ARGS@ @BOOT_ARGS@; do
+for kopt in @ARCH@ $kopts  @DEFAULT_ARGS@ @BOOT_ARGS@; do
  if [ -n "$title" ] ; then
   title="$title $kopt";
  else