Change the latex link to a more up-to-date option

_posts/2020/09/2020-09-29-getting-started-with-docker-3.md

@@ -287,7 +287,7 @@ like a recent Ubuntu release, or something similar.
 However, if a CI job needs specific tools, it may well be simpler to find a Docker image that already has those tools installed,
 than to go through the process of reinstalling those tools every time the job runs.
 For example, for a CI job that builds a LaTeX document, it may be easiest to use a pre-built installation such as
-[`blang/latex`](https://hub.docker.com/r/blang/latex).
+[`aergus/latex`](https://hub.docker.com/r/aergus/latex).
 
 In fact, in GitLab, it's even possible to use the registries from other projects to access custom images,
 and use those custom images in jobs in other projects.