Change generated acid to indent nested structures properly.
Change generated acid to indent nested structures properly.

Before the change:

acid: M(m0)
	g0	00008dd0
	morearg	00000000
	cret	00000000
	curg	2aaaaaaab000
	lastg	00000000
Gobuf sched {
	SP	ffffe5e0
	PC	7fff00001ba1
}
	...
acid:

After the change:

acid: M(m0)
	g0	(G)00008dd0
	morearg	00000000
	cret	00000000
	curg	(G)2aaaaaaab000
	lastg	(G)00000000
	Gobuf sched {
		SP	ffffe5e0
		PC	00001ba1
	}
	...
acid:

R=ken
DELTA=27  (14 added, 2 deleted, 11 changed)
OCL=13802
CL=13998

tav/go,tav/go,tav/go,tav/go,tav/go,tav/go,tav/go