linux-header: update-linux-header script changes

Kernel commit 8a141be3233a changed from using
ASSEMBLY to ASSEMBLER
Updated the update-linux-header script to match

Signed-off-by: Rorie Reyes <rreyes@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Link: https://lore.kernel.org/qemu-devel/20250425052401.8287-2-rreyes@linux.ibm.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
1 file changed