Updated README

README.md

@@ -7,6 +7,8 @@ _tl;dr Use one of the following feeds to subscribe to Paul Graham's essays:_
 - RSS Feed with full content: [feed.xml](https://raw.githubusercontent.com/olshansk/pgessays-rss/main/feed.xml)
 - RSS Feed without any content: [feed_without_content.xml](https://raw.githubusercontent.com/olshansk/pgessays-rss/main/feed_without_content.xml)
 
+## Table of Contents <!-- omit in toc -->
+
 - [Update Frequency](#update-frequency)
 - [this](#this)
 - [Background, History \& Context](#background-history--context)