Remove linebreaks in README.md

Author: radhus

README.md

@@ -1,9 +1,5 @@
 # About this Repo
 
-This is a **fork** of the
-[official Docker image for nginx](https://registry.hub.docker.com/_/nginx/),
-building mainline nginx on Alpine Linux with
-[LibreSSL](http://www.libressl.org) instead.
+This is a **fork** of the [official Docker image for nginx](https://registry.hub.docker.com/_/nginx/), building mainline nginx on Alpine Linux with [LibreSSL](http://www.libressl.org) instead.
 
-All other images than mainline nginx on Alpine Linux is removed to reduce the
-supported versions.
+All other images than mainline nginx on Alpine Linux is removed to reduce the supported versions.