Update contrib docs

Author: VeckoTheGecko

docs/development/index.md

@@ -136,7 +136,7 @@ Parcels supports testing against different environments (e.g., different Python
 The name of the workflow on GitHub contains the command you have to run locally to recreate the workflow - making it super easy to reproduce CI failures locally.
 
 ```{tip}
-For those familiar with Conda, you are used to activating an environment. With Pixi, you can do the same by doing `pixi shell <env-name>`. For example, `pixi shell test-latest` will drop you into a shell where you can run commands such as `pytest` like normal. You can exit the shell with `exit` or `Ctrl+D`.
+For those familiar with Conda, you are used to activating an environment. With Pixi, you can do the same by doing `pixi shell -e <env-name>`. For example, `pixi shell -e test` will drop you into an environment used in CI for testing (where you can run commands such as `pytest` like normal). Doing `pixi shell` will drop you into our default development environment. You can exit the shell with `exit` or `Ctrl+D`.
 ```
 
 ### Changing code