Update module github.com/PuerkitoBio/purell to v1.2.1

go.mod

go.sum

vendor/github.com/PuerkitoBio/goquery/go.mod

vendor/github.com/PuerkitoBio/goquery/go.sum

vendor/github.com/PuerkitoBio/purell/go.mod

vendor/github.com/PuerkitoBio/purell/go.sum

vendor/github.com/PuerkitoBio/purell/purell.go

vendor/github.com/andybalholm/cascadia/go.mod

vendor/github.com/andybalholm/cascadia/go.sum

vendor/github.com/google/uuid/go.mod

vendor/github.com/pborman/uuid/go.mod

vendor/github.com/pborman/uuid/go.sum

vendor/golang.org/x/net/AUTHORS

vendor/golang.org/x/net/CONTRIBUTORS

vendor/golang.org/x/net/html/doc.go

vendor/golang.org/x/net/html/escape.go

vendor/golang.org/x/net/html/parse.go

vendor/golang.org/x/net/html/render.go

vendor/golang.org/x/net/html/token.go

vendor/golang.org/x/net/idna/idna9.0.0.go