* new icon: Couchbase (original)
* Added couchbase in devicon.json
* Added alias for Couchbase
* Added couchbase-original-wordmark
* Updated plain and plain-wordwork in devicon.json
* Added couchbase-plain.svg
* Added couchbase-plain-wordmark.svg
* Removed couchbase-plain.svg
File at icons/couchbase/couchbase-plain.svg removed since it is the same icon as couchbase-original.svg without the color.
* Updated devicon.json
Removed "plain" in SVG section of "couchbase".
Also removed alias for plain-wordmark.svg as it already exists.
* change font from original-wordmark to plain-wordmark
* optimize and unify paths for plain-wordmark
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Co-authored-by: Jørgen Kalsnes Hagen <43886029+Snailedlt@users.noreply.github.com>