Update Sources/docc/DocCDocumentation.docc/Reference Syntax/API Reference Syntax/Snippet.md

Co-authored-by: Pat Shaughnessy <[email protected]>

Author: heckj

Sources/docc/DocCDocumentation.docc/Reference Syntax/API Reference Syntax/Snippet.md

@@ -10,8 +10,6 @@ Embeds a code example from the project's code snippets.
     - path: A reference to the location of a code example.
     - slice: The name of a section within the code example that you annotate with comments in the snippet. **(optional)**
 
-## Overview
-
 Place the `Snippet` directive to embed a code example from the project's snippet directory. The path to the snippet is identified with three parts:
 
 1. The package name as defined in `Package.swift`