Update Dependencies (#390)

Co-authored-by: Norwin Roosen <git@nroo.de>
Co-authored-by: Norwin <git@nroo.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/390
Reviewed-by: 6543 <6543@obermui.de>
Reviewed-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: Norwin <noerw@noreply.gitea.io>
Co-committed-by: Norwin <noerw@noreply.gitea.io>

vendor/github.com/alecthomas/chroma/lexers/r/racket.go

@@ -6,14 +6,18 @@ import (
 )
 
 // Racket lexer.
-var Racket = internal.Register(MustNewLexer(
+var Racket = internal.Register(MustNewLazyLexer(
 	&Config{
 		Name:      "Racket",
 		Aliases:   []string{"racket", "rkt"},
 		Filenames: []string{"*.rkt", "*.rktd", "*.rktl"},
 		MimeTypes: []string{"text/x-racket", "application/x-racket"},
 	},
-	Rules{
+	racketRules,
+))
+
+func racketRules() Rules {
+	return Rules{
 		"root": {
 			{`[)\]}]`, Error, nil},
 			{`(?!\Z)`, Text, Push("unquoted-datum")},
@@ -98,5 +102,5 @@ var Racket = internal.Register(MustNewLexer(
 			{`(?s)\\([0-7]{1,3}|x[\da-fA-F]{1,2}|u[\da-fA-F]{1,4}|U[\da-fA-F]{1,8}|.)`, LiteralStringEscape, nil},
 			{`[^\\"]+`, LiteralStringDouble, nil},
 		},
-	},
-))
+	}
+}