docs: add parse logo to README

Author: mtrezza

README.md

@@ -1,4 +1,6 @@
-# Parse Dashboard <!-- omit in toc -->
+![parse-repository-header-dashboard](https://user-images.githubusercontent.com/5673677/138276825-9b430df8-b1f6-41d7-af32-4852a8fbc143.png)
+
+---
 
 [![Build Status](https://github.com/parse-community/parse-dashboard/workflows/ci/badge.svg?branch=alpha)](https://github.com/parse-community/parse-dashboard/actions?query=workflow%3Aci+branch%3Aalpha)
 [![Snyk Badge](https://snyk.io/test/github/parse-community/parse-dashboard/badge.svg)](https://snyk.io/test/github/parse-community/parse-dashboard)
@@ -20,6 +22,8 @@
 
 Parse Dashboard is a standalone dashboard for managing your [Parse Server](https://github.com/ParsePlatform/parse-server) apps.
 
+---
+
 - [Getting Started](#getting-started)
 - [Local Installation](#local-installation)
   - [Configuring Parse Dashboard](#configuring-parse-dashboard)