add kernel/.gitignore

hc

2024-08-16 a24a44ff9ca902811b99aa9663d697cf452e08ef

1
ê000000000000000000000? 
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000llllÿÿ0000000ÿÿÿÿÿÿÿÿÿÿ