feat: update to go modules

vendor/github.com/alecthomas/chroma/styles/perldoc.go

@@ -1,44 +0,0 @@
-package styles
-
-import (
-	"github.com/alecthomas/chroma"
-)
-
-// Perldoc style.
-var Perldoc = Register(chroma.MustNewStyle("perldoc", chroma.StyleEntries{
-	chroma.TextWhitespace:       "#bbbbbb",
-	chroma.Comment:              "#228B22",
-	chroma.CommentPreproc:       "#1e889b",
-	chroma.CommentSpecial:       "#8B008B bold",
-	chroma.LiteralString:        "#CD5555",
-	chroma.LiteralStringHeredoc: "#1c7e71 italic",
-	chroma.LiteralStringRegex:   "#1c7e71",
-	chroma.LiteralStringOther:   "#cb6c20",
-	chroma.LiteralNumber:        "#B452CD",
-	chroma.OperatorWord:         "#8B008B",
-	chroma.Keyword:              "#8B008B bold",
-	chroma.KeywordType:          "#00688B",
-	chroma.NameClass:            "#008b45 bold",
-	chroma.NameException:        "#008b45 bold",
-	chroma.NameFunction:         "#008b45",
-	chroma.NameNamespace:        "#008b45 underline",
-	chroma.NameVariable:         "#00688B",
-	chroma.NameConstant:         "#00688B",
-	chroma.NameDecorator:        "#707a7c",
-	chroma.NameTag:              "#8B008B bold",
-	chroma.NameAttribute:        "#658b00",
-	chroma.NameBuiltin:          "#658b00",
-	chroma.GenericHeading:       "bold #000080",
-	chroma.GenericSubheading:    "bold #800080",
-	chroma.GenericDeleted:       "#aa0000",
-	chroma.GenericInserted:      "#00aa00",
-	chroma.GenericError:         "#aa0000",
-	chroma.GenericEmph:          "italic",
-	chroma.GenericStrong:        "bold",
-	chroma.GenericPrompt:        "#555555",
-	chroma.GenericOutput:        "#888888",
-	chroma.GenericTraceback:     "#aa0000",
-	chroma.GenericUnderline:     "underline",
-	chroma.Error:                "bg:#e3d2d2 #a61717",
-	chroma.Background:           " bg:#eeeedd",
-}))