Modify default probe timings

This change modifies the keystone probe timings to be less
aggressive. This should prevent the probes from restarting any
keystone-api pods that are under a high volume of traffic as well
as reduce the amount of log spam.

Change-Id: Icce06bf2247591a7b603aa32ded254ce7b6cc67a

keystone/Chart.yaml

@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Keystone
 name: keystone
-version: 0.2.5
+version: 0.2.6
 home: https://docs.openstack.org/keystone/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Keystone/OpenStack_Project_Keystone_vertical.png
 sources:

keystone/values.yaml

@@ -405,13 +405,14 @@ pod:
           enabled: true
           params:
             initialDelaySeconds: 15
-            periodSeconds: 10
+            periodSeconds: 60
+            timeoutSeconds: 15
         liveness:
           enabled: true
           params:
             initialDelaySeconds: 50
-            periodSeconds: 20
-            timeoutSeconds: 5
+            periodSeconds: 60
+            timeoutSeconds: 15
 jobs:
   fernet_setup:
     user: keystone

releasenotes/notes/keystone.yaml

@@ -21,4 +21,5 @@ keystone:
   - 0.2.3 Adding rabbitmq TLS logic
   - 0.2.4 Use policies in yaml format
   - 0.2.5 Mount rabbitmq TLS secret
+  - 0.2.6 Modify default probe timings
 ...