use correct libreoffice image name

README.md

@@ -16,7 +16,7 @@
 
 First run https://registry.hub.docker.com/u/xcgd/libreoffice with the following command:
 
-    docker run --name="oooserver" -d xcgd/libreoffice-server
+    docker run --name="oooserver" -d xcgd/libreoffice
 
 then once this is running you can launch your renderserver like so: