Bug 1384167 - Add a config file for pyup. (#658)
Bug 1384167 - Add a config file for pyup. (#658)

We want to have the pyup service regularly check our requirements files for security update. Adding this config file is the first step to setup this process.
jotes/pontoon,mozilla/pontoon,mathjazz/pontoon,mastizada/pontoon,mathjazz/pontoon,mathjazz/pontoon,mastizada/pontoon,mozilla/pontoon,mozilla/pontoon,jotes/pontoon,mozilla/pontoon,jotes/pontoon,jotes/pontoon,mathjazz/pontoon,mathjazz/pontoon,mozilla/pontoon,mastizada/pontoon,mastizada/pontoon