* Remove `id` and `aria-labelledby` from all SVGs
* Update SVGLint configuration
* Remove `aria-labelledby` from documentation
* Remove `aria-labelledby` from website
because why not
* Add Scala icon
Vectorized the flat PNG found in the header at the scala homepage:
https://www.scala-lang.org/
* Add Scala icon details
Add Scala to the data file. The color is extracted from the hovered
styling of the links in the header (`nav > ul > li > a:hover`).
* Update Scala icon SVG
Co-authored-by: Johan Fagerberg <johanringmann@gmail.com>
