Revert "update OpenTelemetry dependencies"

This reverts commit 82e9ce79c7.

vendor/github.com/emicklei/go-restful/v3/entity_accessors.go

@@ -5,18 +5,11 @@ package restful
 // that can be found in the LICENSE file.
 
 import (
-	"encoding/json"
 	"encoding/xml"
 	"strings"
 	"sync"
 )
 
-var (
-	MarshalIndent = json.MarshalIndent
-	NewDecoder    = json.NewDecoder
-	NewEncoder    = json.NewEncoder
-)
-
 // EntityReaderWriter can read and write values using an encoding such as JSON,XML.
 type EntityReaderWriter interface {
 	// Read a serialized version of the value from the request.