update toc

Author: Mengqi Yu

keps/sig-cli/2985-public-krm-functions-registry/README.md

@@ -80,26 +80,39 @@ tags, and then generate with `hack/update-toc.sh`.
 - [Release Signoff Checklist](#release-signoff-checklist)
 - [Summary](#summary)
 - [Motivation](#motivation)
-    - [Goals](#goals)
-    - [Non-Goals](#non-goals)
+  - [Goals](#goals)
+  - [Non-Goals](#non-goals)
 - [Proposal](#proposal)
-    - [User Stories (Optional)](#user-stories-optional)
-        - [Story 1](#story-1)
-        - [Story 2](#story-2)
-    - [Notes/Constraints/Caveats (Optional)](#notesconstraintscaveats-optional)
-    - [Risks and Mitigations](#risks-and-mitigations)
+  - [Publisher](#publisher)
+  - [Security](#security)
+  - [Trust](#trust)
+  - [User Stories (Optional)](#user-stories-optional)
+    - [Story 1](#story-1)
+    - [Story 2](#story-2)
+    - [Story 3](#story-3)
+  - [Notes/Constraints/Caveats (Optional)](#notesconstraintscaveats-optional)
+  - [Risks and Mitigations](#risks-and-mitigations)
 - [Design Details](#design-details)
-    - [Test Plan](#test-plan)
-    - [Graduation Criteria](#graduation-criteria)
-    - [Upgrade / Downgrade Strategy](#upgrade--downgrade-strategy)
-    - [Version Skew Strategy](#version-skew-strategy)
+  - [Repo Location](#repo-location)
+  - [Management Model](#management-model)
+    - [Centralized Index and Release Management](#centralized-index-and-release-management)
+    - [Prior Art](#prior-art)
+    - [Pros and Cons](#pros-and-cons)
+  - [Centralized Index with Distributed Release Management](#centralized-index-with-distributed-release-management)
+    - [Prior Art](#prior-art-1)
+    - [Pros and Cons](#pros-and-cons-1)
+  - [Mixture Model](#mixture-model)
+  - [Test Plan](#test-plan)
+  - [Graduation Criteria](#graduation-criteria)
+  - [Upgrade / Downgrade Strategy](#upgrade--downgrade-strategy)
+  - [Version Skew Strategy](#version-skew-strategy)
 - [Production Readiness Review Questionnaire](#production-readiness-review-questionnaire)
-    - [Feature Enablement and Rollback](#feature-enablement-and-rollback)
-    - [Rollout, Upgrade and Rollback Planning](#rollout-upgrade-and-rollback-planning)
-    - [Monitoring Requirements](#monitoring-requirements)
-    - [Dependencies](#dependencies)
-    - [Scalability](#scalability)
-    - [Troubleshooting](#troubleshooting)
+  - [Feature Enablement and Rollback](#feature-enablement-and-rollback)
+  - [Rollout, Upgrade and Rollback Planning](#rollout-upgrade-and-rollback-planning)
+  - [Monitoring Requirements](#monitoring-requirements)
+  - [Dependencies](#dependencies)
+  - [Scalability](#scalability)
+  - [Troubleshooting](#troubleshooting)
 - [Implementation History](#implementation-history)
 - [Drawbacks](#drawbacks)
 - [Alternatives](#alternatives)