systemd: no limit on core size

set LimitCORE=infinity to ensure complete core creation,
allows extraction of as much information as possible.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

contrib/init/systemd/docker.service

@@ -17,5 +17,7 @@ Restart=always
 # /opt/containerd/bin is in front so dockerd grabs the correct runc binary
 Environment="PATH=/opt/containerd/bin:/sbin:/usr/bin:/usr/local/bin:$PATH"
 
+LimitCORE=infinity
+
 [Install]
 WantedBy=multi-user.target