Fixes network creation in docker-run.md (#2018)

* Fixes network creation in docker-run.md

* Update docker-run.md as suggested by @kaaax0815

docs/content/examples/tutorials/docker-run.md

@@ -7,9 +7,9 @@ To setup the IPv6 Network, simply run once:
 ```shell
 docker network create \
   -d bridge --ipv6 \
-  -d default \
   --subnet 10.42.42.0/24 \
-  --subnet fdcc:ad94:bacf:61a3::/64 wg \
+  --subnet fdcc:ad94:bacf:61a3::/64 \
+   wg
 ```
 
 <!-- ref: major version -->