Instruct users to use links rather than aliases for podman compatibility (#46387)

Release Notes:
- Improved docs regarding podman compatibility with dev containers

docs/src/dev-containers.md

@@ -6,8 +6,7 @@ If your repository includes a `.devcontainer/devcontainer.json` file, Zed can op
 
 ## Requirements
 
-- [(Preview Only)](https://zed.dev/releases/preview): Download and install the latest Zed.
-- Docker must be installed and available in your `PATH`. Zed requires the `docker` command to be present. If you use Podman, you can alias it to `docker` (e.g., `alias docker=podman`).
+- Docker must be installed and available in your `PATH`. Zed requires the `docker` command to be present. If you use Podman, you must alias it to `docker`, e.g. by using a symlink: `sudo ln -s $(which podman) {some_known_path}/docker`.
 - Your project must contain a `.devcontainer/devcontainer.json` directory/file.
 
 ## Using Dev Containers in Zed