Add to whitelist two errors that slipped through

Change-Id: I0347074735359d33f294d1ededc45149a29157ec
diff --git a/etc/whitelist.yaml b/etc/whitelist.yaml
index a8c5276..1c12b6c 100644
--- a/etc/whitelist.yaml
+++ b/etc/whitelist.yaml
@@ -39,6 +39,8 @@
       message: "Instance failed network setup after 1 attempt"
     - module: "nova.compute.manager"
       message: "Periodic sync_power_state task had an error"
+    - module: "nova.virt.driver"
+      message: "Info cache for instance .* could not be found"
 
 g-api:
     - module: "glance.store.sheepdog"
@@ -73,6 +75,10 @@
     - module: "ceilometer.compute.pollsters.disk"
       message: ".*"
 
+ceilometer-acentral:
+    - module: "ceilometer.central.manager"
+      message: "403 Forbidden"
+
 ceilometer-alarm-evaluator:
     - module: "ceilometer.alarm.service"
       message: "alarm evaluation cycle failed"