add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/tools/testing/selftests/rcutorture/configs/rcu/TREE08.boot
..
..
@@ -1,5 +1,3 @@
1
-rcutorture.torture_type=sched
2
1
 rcupdate.rcu_self_test=1
3
-rcupdate.rcu_self_test_sched=1
4
2
 rcutree.rcu_fanout_exact=1
5
3
 rcu_nocbs=0-7