vm/qemu: additional check for crashes only in Diagnose. removed redundant comments

Author: georghegel

vm/qemu/qemu.go

@@ -782,8 +782,8 @@ func needsRegisterInfo(rep *report.Report) bool {
 		crash.AtomicSleep,
 		crash.Hang,
 		crash.DoS,
-		crash.KCSANAssert,				// from here till the UBSAN - i'm not sure
-		crash.KCSANDataRace,			// should we consider those as crashes or just detection/leakage e.g.?
+		crash.KCSANAssert,
+		crash.KCSANDataRace,
 		crash.KCSANUnknown,
 		crash.KMSANInfoLeak,
 		crash.KMSANUninitValue,