Prune sig-cluster-lifecycle github teams

Signed-off-by: Timothy St. Clair <timothysc@gmail.com>

sig-cluster-lifecycle/README.md

@@ -95,13 +95,8 @@ Monitor these for Github activity if you are not a member of the team.
 
 | Team Name | Details | Description |
 | --------- |:-------:| ----------- |
-| @kubernetes/sig-cluster-lifecycle-api-reviews | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-api-reviews) | API Changes and Reviews |
-| @kubernetes/sig-cluster-lifecycle-bugs | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-bugs) | Bug Triage and Troubleshooting |
-| @kubernetes/sig-cluster-lifecycle-feature-requests | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-feature-requests) | Feature Requests |
-| @kubernetes/sig-cluster-lifecycle-misc | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-misc) | General Discussion |
+| @kubernetes/sig-cluster-lifecycle | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle) | Notify group |
 | @kubernetes/sig-cluster-lifecycle-pr-reviews | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-pr-reviews) | PR Reviews |
-| @kubernetes/sig-cluster-lifecycle-proposals | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-proposals) | Design Proposals |
-| @kubernetes/sig-cluster-lifecycle-test-failures | [link](https://github.com/orgs/kubernetes/teams/sig-cluster-lifecycle-test-failures) | Test Failures and Triage |
 
 <!-- BEGIN CUSTOM CONTENT -->
 

sigs.yaml

@@ -678,20 +678,10 @@ sigs:
       slack: sig-cluster-lifecycle
       mailing_list: https://groups.google.com/forum/#!forum/kubernetes-sig-cluster-lifecycle
       teams:
-      - name: sig-cluster-lifecycle-api-reviews
-        description: API Changes and Reviews
-      - name: sig-cluster-lifecycle-bugs
-        description: Bug Triage and Troubleshooting
-      - name: sig-cluster-lifecycle-feature-requests
-        description: Feature Requests
-      - name: sig-cluster-lifecycle-misc
-        description: General Discussion
+      - name: sig-cluster-lifecycle
+        description: Notify group
       - name: sig-cluster-lifecycle-pr-reviews
         description: PR Reviews
-      - name: sig-cluster-lifecycle-proposals
-        description: Design Proposals
-      - name: sig-cluster-lifecycle-test-failures
-        description: Test Failures and Triage
     subprojects:
     - name: bootkube
       owners: