Also includes a gratuitous change to the HTML in order to trigger a
build.
Fixes <https://ci.nono.io/teams/main/pipelines/dockerfiles/jobs/build-and-push-sslip.io-nginx/builds/33>:
```
error: failed to solve: rpc error: code = Unknown desc = executor failed running [/bin/sh -c dnf install -y bind-utils iproute less lsof neovim net-tools nginx nmap-ncat procps-ng RUN mv /usr/share/nginx/html /usr/share/nginx/html-orig]: exit code: 1
```