[openstreetmap-website] remove completely outdated entries from map key for default layer (#1017)

[Mateusz Konieczny]

note: this PR is untested
You can view, comment on, or merge this pull request online at:

  https://github.com/openstreetmap/openstreetmap-website/pull/1017

-- Commit Summary --

  * remove completely outdated entries from map key for default layer

-- File Changes --

    D app/assets/images/key/mapnik/byway.png (0)
    D app/assets/images/key/mapnik/permissive.png (0)
    D app/assets/images/key/mapnik/tourist.png (0)
    D app/assets/images/key/mapnik/unsurfaced.png (0)
    M config/key.yml (4)
    M config/locales/en.yml (4)

-- Patch Links --

https://github.com/openstreetmap/openstreetmap-website/pull/1017.patch
https://github.com/openstreetmap/openstreetmap-website/pull/1017.diff

---
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/1017
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