DockerCLI/.github/PULL_REQUEST_TEMPLATE.md

<!--
Please make sure you've read and understood our contributing guidelines;
https://github.com/docker/cli/blob/master/CONTRIBUTING.md

** Make sure all your commits include a signature generated with `git commit -s` **

For additional information on our contributing process, read our contributing
guide https://docs.docker.com/opensource/code/

If this is a bug fix, make sure your description includes "fixes #xxxx", or
"closes #xxxx"

Please provide the following information:
-->

**- What I did**

**- How I did it**

**- How to verify it**

**- Description for the changelog**
<!--
Write a short (one line) summary that describes the changes in this
pull request for inclusion in the changelog.
It must be placed inside the below triple backticks section:
-->
```markdown changelog


```

**- A picture of a cute animal (not mandatory but encouraged)**