sig-release/2818: Update table of contents

Signed-off-by: Stephen Augustus <[email protected]>

keps/sig-release/2818-reducing-build-maintenance/README.md

@@ -83,12 +83,19 @@ tags, and then generate with `hack/update-toc.sh`.
   - [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)
+  - [Caveats](#caveats)
   - [Risks and Mitigations](#risks-and-mitigations)
 - [Design Details](#design-details)
+  - [Golang](#golang)
+  - [Docker](#docker)
+    - [E2E Tests](#e2e-tests)
+    - [Non-Approach: Generate Test Manifests](#non-approach-generate-test-manifests)
+    - [Approach #1: Static Hosting](#approach-1-static-hosting)
+      - [Pros](#pros)
+      - [Cons](#cons)
+    - [Approach #2: Tarball Image Loading (recommended)](#approach-2-tarball-image-loading-recommended)
+      - [Pros](#pros-1)
+      - [Cons](#cons-1)
   - [Test Plan](#test-plan)
   - [Graduation Criteria](#graduation-criteria)
   - [Upgrade / Downgrade Strategy](#upgrade--downgrade-strategy)
@@ -101,9 +108,9 @@ tags, and then generate with `hack/update-toc.sh`.
   - [Scalability](#scalability)
   - [Troubleshooting](#troubleshooting)
 - [Implementation History](#implementation-history)
-- [Drawbacks](#drawbacks)
 - [Alternatives](#alternatives)
-- [Infrastructure Needed (Optional)](#infrastructure-needed-optional)
+  - [Ko Image Builder](#ko-image-builder)
+  - [Kaniko Image Builder](#kaniko-image-builder)
 <!-- /toc -->
 
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