Remove unnecessary explicit numbering of list

lectures/git/slides.qmd

@@ -340,10 +340,10 @@ GitLab can act as a remote (like Github or even a local copy could also).
 1. Create a new SSH Key pair (`ssh-keygen`) to use with Gitlab
 1. Login to [DKRZ GitLab](https://gitlab.dkrz.de) and upload your public SSH key
 1. Configure your SSH client to use the right private key for the host `gitlab.dkrz.de`
-2. Push your repository to GitLab
-3. Create a branch and add a new file
-4. Create a merge request  (add author, reviewer, ...)
-5. Approve and merge it to `main`
+1. Push your repository to GitLab
+1. Create a branch and add a new file
+1. Create a merge request  (add author, reviewer, ...)
+1. Approve and merge it to `main`
 
 :::{.info .tiny}
 git@gitlab.dkrz.de:generic-software-skills/students2024/\<YOUR_USERNAME\>.git