Merge pull request #3930 from lilles/computed-color-scheme-as-specified

[css-color-adjust-1] Don't drop repeated keywords from computed color-scheme. Issue #3848.

Author: lilles

css-color-adjust-1/Overview.bs

@@ -87,7 +87,7 @@ Opting Into a Preferred Color Scheme: the 'color-scheme' property {#color-scheme
 	Initial: normal
 	Applies to: all elements
 	Inherited: yes
-	Computed Value: the keyword ''normal'', or optional ''only'' keyword and ordered list of specified color scheme keywords, with any <<custom-ident>>s or repeated keywords dropped
+	Computed Value: the keyword ''normal'', or optional ''only'' keyword and ordered list of specified color scheme keywords
 	</pre>
 
 	The 'color-scheme' property allows an element to indicate