message: Fix typo
  Replace "Linux-based" with "Unix-based".
diff: @@ -21,7 +21,7 @@ guide to do a repository-based installation.
  ### Prerequisites
  -- Access to a Linux-based operating system, such as Linux, MacOS or
  +- Access to a Unix-based operating system, such as Linux, MacOS or
  [Windows Subsystem for Linux](https://docs.microsoft.com/en-us/windows/wsl/)
  - An account with elevated rights to install the dependencies
  - `curl` or `wget` installed
  