Automated documentation update (#233)

Automated documentation update [skip ci]
Co-authored-by: github-actions <github-actions@github.com>

src/docker-in-docker/README.md

@@ -21,6 +21,7 @@ Create child containers *inside* a container, independent from the host's docker
 | moby | Install OSS Moby build instead of Docker CE | boolean | true |
 | dockerDashComposeVersion | Default version of Docker Compose (v1 or v2) | string | v1 |
 | azureDnsAutoDetection | Allow automatically setting the dockerd DNS server when the installation script detects it is running in Azure | boolean | true |
+| dockerDefaultAddressPool | Define default address pools for Docker networks. e.g. base=192.168.0.0/16,size=24 | string | - |