The pages for commands with aliases, e.g. `docker build`, where linked
twice in `toc.yaml` which resulted in strange highlighting for the
current page in the sidebar. Updated the link targets for non-canonical
commands in the `toc.yaml` to point to the (redirected) shorthand paths
instead.
Signed-off-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>