fix(Rab): no need to limit diff commit valid only assert in commit state

[huxuan0307]

• Since the commit info passed from ROB is absolutely right arch state, there is no need to limit diff commit valid only assert in RAB is in commit state(s_idle, s_special_walk).

[XiangShanRobot]

[Generated by IPC robot]
commit: 0ed8dc0

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
0ed8dc0	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275

master branch:

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
5abd6e4	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
36c15e4		0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734		3.275
bfeba86	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
70f6b69	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
11bd888	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
b501491	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
af3eaba	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.390	1.616	3.413	2.734	2.419	3.275
064c9c5	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.390	1.616	3.413	2.734	2.419	3.275
f634b23	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
8c0eee9	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275