docs: Update README with module description and features

Add a small description of what is swh-auth in the README file.

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Migrated from D5481 (view on Phabricator)

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commit 40775526954567ffad046c84368fafd12632e2e5
Author: Antoine Lambert <antoine.lambert@inria.fr>
Date:   Fri Apr 9 15:22:03 2021 +0200

    docs: Update README with module description and features

See https://jenkins.softwareheritage.org/job/DAUTH/job/tests-on-diff/70/ for more details.

Great, thanks.

The beauty of it is now it will show up in our docs site ;)

Merge request was accepted

approved this merge request

Also mention Django REST framework

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commit b03b0d3b76b5c1c3fb76eaeda79a5d1834187d95
Author: Antoine Lambert <antoine.lambert@inria.fr>
Date:   Fri Apr 9 15:22:03 2021 +0200

    docs: Update README with module description and features

See https://jenkins.softwareheritage.org/job/DAUTH/job/tests-on-diff/71/ for more details.

Add SSO acronym

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Patch application report for D5481 (id=19586)

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commit 70a8aec125ac414512b54c2e461df25e8e66ed90
Author: Antoine Lambert <antoine.lambert@inria.fr>
Date:   Fri Apr 9 15:22:03 2021 +0200

    docs: Update README with module description and features

See https://jenkins.softwareheritage.org/job/DAUTH/job/tests-on-diff/72/ for more details.

Merge request was merged

closed