Update Scala keywords to support Scala 3

Add `given`, `transparent`, and `using` keywords.

components/prism-scala.js

@@ -8,7 +8,7 @@ Prism.languages.scala = Prism.languages.extend('java', {
 		pattern: /("|')(?:\\.|(?!\1)[^\\\r\n])*\1/,
 		greedy: true
 	},
-	'keyword': /<-|=>|\b(?:abstract|case|catch|class|def|do|else|extends|final|finally|for|forSome|if|implicit|import|lazy|match|new|null|object|override|package|private|protected|return|sealed|self|super|this|throw|trait|try|type|val|var|while|with|yield)\b/,
+	'keyword': /<-|=>|\b(?:abstract|case|catch|class|def|derives|do|else|enum|extends|extension|final|finally|for|forSome|given|if|implicit|import|infix|inline|lazy|match|new|null|object|opaque|open|override|package|private|protected|return|sealed|self|super|this|throw|trait|transparent|try|type|using|val|var|while|with|yield)\b/,
 	'number': /\b0x(?:[\da-f]*\.)?[\da-f]+|(?:\b\d+(?:\.\d*)?|\B\.\d+)(?:e\d+)?[dfl]?/i,
 	'builtin': /\b(?:Any|AnyRef|AnyVal|Boolean|Byte|Char|Double|Float|Int|Long|Nothing|Short|String|Unit)\b/,
 	'symbol': /'[^\d\s\\]\w*/

tests/languages/scala/keyword_feature.test

@@ -1,15 +1,19 @@
 <- =>
 
 abstract case catch
-class def do else
-extends final finally
-for forSome if
-implicit import; lazy
+class def derives do
+else enum extends extension
+final finally
+for forSome given if
+implicit import;
+infix inline lazy
 match new null object
+opaque open
 override package private
 protected return sealed
 self super this throw
-trait try type val
+trait transparent try
+type using val
 var while with yield
 
 ----------------------------------------------------
@@ -18,15 +22,19 @@ var while with yield
 	["keyword", "<-"], ["keyword", "=>"],
 
 	["keyword", "abstract"], ["keyword", "case"], ["keyword", "catch"],
-	["keyword", "class"], ["keyword", "def"], ["keyword", "do"], ["keyword", "else"],
-	["keyword", "extends"], ["keyword", "final"], ["keyword", "finally"],
-	["keyword", "for"], ["keyword", "forSome"], ["keyword", "if"],
-	["keyword", "implicit"], ["keyword", "import"], ["punctuation", ";"], ["keyword", "lazy"],
+	["keyword", "class"], ["keyword", "def"], ["keyword", "derives"], ["keyword", "do"],
+	["keyword", "else"], ["keyword", "enum"], ["keyword", "extends"], ["keyword", "extension"],
+	["keyword", "final"], ["keyword", "finally"],
+	["keyword", "for"], ["keyword", "forSome"], ["keyword", "given"], ["keyword", "if"],
+	["keyword", "implicit"], ["keyword", "import"], ["punctuation", ";"],
+	["keyword", "infix"], ["keyword", "inline"], ["keyword", "lazy"],
 	["keyword", "match"], ["keyword", "new"], ["keyword", "null"], ["keyword", "object"],
+	["keyword", "opaque"], ["keyword", "open"],
 	["keyword", "override"], ["keyword", "package"], ["keyword", "private"],
 	["keyword", "protected"], ["keyword", "return"], ["keyword", "sealed"],
 	["keyword", "self"], ["keyword", "super"], ["keyword", "this"], ["keyword", "throw"],
-	["keyword", "trait"], ["keyword", "try"], ["keyword", "type"], ["keyword", "val"],
+	["keyword", "trait"], ["keyword", "transparent"], ["keyword", "try"],
+	["keyword", "type"], ["keyword", "using"], ["keyword", "val"],
 	["keyword", "var"], ["keyword", "while"], ["keyword", "with"], ["keyword", "yield"]
 ]