Update ignore file for suspicious builder.
diff --git a/Doc/tools/sphinxext/susp-ignored.csv b/Doc/tools/sphinxext/susp-ignored.csv
index 7e1a289..3f987c7 100644
--- a/Doc/tools/sphinxext/susp-ignored.csv
+++ b/Doc/tools/sphinxext/susp-ignored.csv
@@ -48,6 +48,8 @@
library/httplib,,:port,host:port
library/imaplib,,:MM,"""DD-Mmm-YYYY HH:MM:SS +HHMM"""
library/imaplib,,:SS,"""DD-Mmm-YYYY HH:MM:SS +HHMM"""
+library/itertools,,:stop,elements from seq[start:stop:step]
+library/itertools,,:step,elements from seq[start:stop:step]
library/linecache,,:sys,"sys:x:3:3:sys:/dev:/bin/sh"
library/logging,,:And,
library/logging,,:package1,