hooks: add net-wireless/wpantund to the / exception

BUG=b:150613151
TEST=build_packages now succeeds

Change-Id: I9e2b83dda601e42b98463e36138f6622cc574366
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/2084938
Tested-by: Aileen Cheng <chengaileen@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/hooks/filesystem-sanity.py b/hooks/filesystem-sanity.py
index 1502f7c..e13ee72 100755
--- a/hooks/filesystem-sanity.py
+++ b/hooks/filesystem-sanity.py
@@ -74,6 +74,8 @@
 BAD_ROOT_PACKAGES = {
     # TODO(crbug.com/1003107): Delete this.
     'dev-go/go-tools',
+    # TODO(b/150694105): Delete this.
+    'net-wireless/wpantund',
 }
 
 # These SDK packages need cleanup.
@@ -107,6 +109,7 @@
     'media-sound/alsa-utils',
     'net-analyzer/netperf',
     'net-dns/dnsmasq',
+    # TODO(b/150694545): Delete this.
     'net-firewall/ebtables',
     'net-firewall/iptables',
     'net-fs/samba',