[U-Boot] [PATCHv2 11/13] test/py: Update docs, add requirements.txt for pip

[Stephen Warren]

On 10/22/19 9:20 PM, Tom Rini wrote:
> To be more closely aligned with Python community best practices, we need
> to better document our usage of pip and make use of a requirements.txt
> file that shows the versions of the tools that we are using.  This will
> aide in ensuring reproducibility of our tests as well.

> +In order to execute certain tests on their supported platforms other tools
> +will be required.  The following is an incomplete list:
> +
> +| Package        |
> +| -------------- |
> +| gdisk          |
> +| dfu-util       |
> +| dtc            |

This looks like my bug from before, but may as well fix it: That package 
doesn't exist, at least on Ubuntu 16.04. There is device-tree-compiler 
though.

> +| openssl        |
> +| sudo OR guestmount |
> +| e2fsprogs      |
> +| dosfstools     |
> +| openssl        |

openssl is listed twice.