Add -[-no]-hostonly-cmdline option handling for getopt

commit ab9457e introduce such new options but it missed to add these
options to getopt arguments.

Signed-off-by: WANG Chao <chaowang@redhat.com>

dracut.sh

@@ -349,6 +349,8 @@ rearrange_params()
         --long host-only \
         --long no-hostonly \
         --long no-host-only \
+        --long hostonly-cmdline \
+        --long no-hostonly-cmdline \
         --long persistent-policy: \
         --long fstab \
         --long help \