RFR: JDK-8292276 : Missing color names in CSS [v21]

[ScientificWare]

> This is referenced in Java Bug Database as
> - [JDK-8292276 : Missing color names in CSS](https://bugs.java.com/bugdatabase/view_bug.do?bug_id=8292276)
> 
> This is tracked in JBS as 
> - [JDK-8292276 : Missing color names in CSS](https://bugs.openjdk.java.net/browse/JDK-8292276)
> 
> Adds missing color names, defined by CSS Level 4, in CSS.java :
> CSS Color Module Level 4
> W3C Candidate Recommendation Snapshot, 5 July 2022
> [7.1 Named Colors](https://www.w3.org/TR/css-color-4/#named-color)
> 
> Designed from : [ScientificWare JDK-8292276 : Missing color names in CSS](https://github.com/scientificware/jdk/issues/12)

ScientificWare has updated the pull request incrementally with one additional commit since the last revision:

  Corrects Licence Header.
  
  Removes Classpath exception.

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/9825/files
  - new: https://git.openjdk.org/jdk/pull/9825/files/f3989131..0942e727

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=9825&range=20
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=9825&range=19-20

  Stats: 3 lines in 1 file changed: 0 ins; 2 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/9825.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9825/head:pull/9825

PR: https://git.openjdk.org/jdk/pull/9825