[Observ] Streamline `eventer-exporter` watched event types

[jojotong]

Change milestone to 1.23 because it's simple.

[jojotong]

Finished at https://github.com/kubegems/plugins/commit/e016965e0bafb80d528f6bf284300158bbcbe4f4, three changes:

1. upgrate helm charts to 2.1.5 to use latest official image v1.1.0
2. use clusterrole created by self to replace clusterrole view
3. Only collect event created by these resources:

     route:
       routes:
         - match:
           - kind: "Pod|Deployment|ReplicaSet|StatefulSet|DaemonSet"
             receiver: "dump"