fix(quickstart): change default api key for the argilla quickstart im…

…age (#2357)

# Description

Updating the default API-key for `argilla` user in the quickstart docker
image.

**Type of change**

(Please delete options that are not relevant. Remember to title the PR
according to the type of change)

- [x] Bug fix (non-breaking change which fixes an issue)


**Checklist**

- [x] I have merged the original branch into my forked branch
- [ ] I added relevant documentation
- [x] follows the style guidelines of this project
- [x] I did a self-review of my code
- [ ] I added comments to my code
- [x] I made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [x] I have added tests that prove my fix is effective or that my
feature works

quickstart.Dockerfile

@@ -5,7 +5,7 @@ ENV ARGILLA_LOCAL_AUTH_USERS_DB_FILE=/usr/share/elasticsearch/users.yml
 ENV TEAM_PASSWORD=1234
 ENV ARGILLA_PASSWORD=1234
 ENV TEAM_API_KEY=team.apikey
-ENV ARGILLA_API_KEY=rubrix.apikey
+ENV ARGILLA_API_KEY=argilla.apikey
 ENV LOAD_DATASETS=full
 ENV UVICORN_PORT=6900
 ENV xpack.security.enabled=false

quickstart.README.md

@@ -115,7 +115,7 @@ This will run the latest quickstart docker image with 2 users `argilla` and `tea
 
 - `ARGILLA_API_KEY`: Argilla provides a Python library to interact with the app (read, write, and update data, log model
   predictions, etc.). If you don't set this variable, the library and your app will use the default API key
-  i.e. `rubrix.apikey`. If you want to secure your app for reading and writing data, we recommend you to set up this
+  i.e. `argilla.apikey`. If you want to secure your app for reading and writing data, we recommend you to set up this
   variable. The API key you choose can be any string of your choice and you can check an online generator if you like.
 - `ARGILLA_PASSWORD`: This sets a custom password for login into the app with the `argilla` username. The default
   password is `1234`. By setting up a custom password you can use your own password to login into the app.