Fix svg title image link for Docker hub

Author: qdm12

README.md

@@ -2,7 +2,7 @@
 
 *Caddy server 1.0.4 all in 17.3MB without root, without OS and with optional Caddy plugins*
 
-<img height="200" src="title.svg?sanitize=true">
+<img height="200" src="https://raw.githubusercontent.com/qdm12/caddy-scratch/master/title.svg?sanitize=true">
 
 [![Build status](https://github.com/qdm12/caddy-scratch/workflows/Buildx%20latest/badge.svg)](https://github.com/qdm12/caddy-scratch/actions?query=workflow%3A%22Buildx+latest%22)
 [![Docker Pulls](https://img.shields.io/docker/pulls/qmcgaw/caddy-scratch.svg)](https://hub.docker.com/r/qmcgaw/caddy-scratch)