add workflow cluster permissions to alerting roles (#2994)

* add workflow cluster permissions to alerting roles

Signed-off-by: Surya Sashank Nistala <snistala@amazon.com>

* fix ordering of new cluster permissions in roles.yml
Signed-off-by: Surya Sashank Nistala <snistala@amazon.com>

---------

Signed-off-by: Surya Sashank Nistala <snistala@amazon.com>
(cherry picked from commit 59e2657)

config/roles.yml

@@ -32,12 +32,16 @@ alerting_read_access:
     - 'cluster:admin/opendistro/alerting/monitor/get'
     - 'cluster:admin/opendistro/alerting/monitor/search'
     - 'cluster:admin/opensearch/alerting/findings/get'
+    - 'cluster:admin/opensearch/alerting/workflow/get'
+    - 'cluster:admin/opensearch/alerting/workflow_alerts/get'
 
 # Allows users to view and acknowledge alerts
 alerting_ack_alerts:
   reserved: true
   cluster_permissions:
     - 'cluster:admin/opendistro/alerting/alerts/*'
+    - 'cluster:admin/opendistro/alerting/chained_alerts/*'
+    - 'cluster:admin/opendistro/alerting/workflow_alerts/*'
 
 # Allows users to use all alerting functionality
 alerting_full_access: