Add vendor files for go build

vendor/github.com/alecthomas/chroma/lexers/x/xorg.go

@@ -0,0 +1,25 @@
+package x
+
+import (
+	. "github.com/alecthomas/chroma" // nolint
+	"github.com/alecthomas/chroma/lexers/internal"
+)
+
+// Xorg lexer.
+var Xorg = internal.Register(MustNewLexer(
+	&Config{
+		Name:      "Xorg",
+		Aliases:   []string{"xorg.conf"},
+		Filenames: []string{"xorg.conf"},
+		MimeTypes: []string{},
+	},
+	Rules{
+		"root": {
+			{`\s+`, TextWhitespace, nil},
+			{`#.*$`, Comment, nil},
+			{`((|Sub)Section)(\s+)("\w+")`, ByGroups(KeywordNamespace, LiteralStringEscape, TextWhitespace, LiteralStringEscape), nil},
+			{`(End(|Sub)Section)`, KeywordNamespace, nil},
+			{`(\w+)(\s+)([^\n#]+)`, ByGroups(NameKeyword, TextWhitespace, LiteralString), nil},
+		},
+	},
+))