Revert "Upgrade to go 1.19 and update dependencies (#3069)" (#3085)

This reverts commit bba7c23957.

vendor/golang.org/x/text/language/parse.go

@@ -6,7 +6,6 @@ package language
 
 import (
 	"errors"
-	"sort"
 	"strconv"
 	"strings"
 
@@ -148,7 +147,6 @@ func update(b *language.Builder, part ...interface{}) (err error) {
 }
 
 var errInvalidWeight = errors.New("ParseAcceptLanguage: invalid weight")
-var errTagListTooLarge = errors.New("tag list exceeds max length")
 
 // ParseAcceptLanguage parses the contents of an Accept-Language header as
 // defined in http://www.ietf.org/rfc/rfc2616.txt and returns a list of Tags and
@@ -166,10 +164,6 @@ func ParseAcceptLanguage(s string) (tag []Tag, q []float32, err error) {
 		}
 	}()
 
-	if strings.Count(s, "-") > 1000 {
-		return nil, nil, errTagListTooLarge
-	}
-
 	var entry string
 	for s != "" {
 		if entry, s = split(s, ','); entry == "" {
@@ -207,7 +201,7 @@ func ParseAcceptLanguage(s string) (tag []Tag, q []float32, err error) {
 		tag = append(tag, t)
 		q = append(q, float32(w))
 	}
-	sort.Stable(&tagSort{tag, q})
+	sortStable(&tagSort{tag, q})
 	return tag, q, nil
 }