fix(code): replace calls to ioutil EE-4425 (#7878)

api/http/proxy/factory/utils/json.go

@@ -6,7 +6,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"mime"
 
 	"gopkg.in/yaml.v3"
@@ -50,7 +49,7 @@ func getBody(body io.ReadCloser, contentType string, isGzip bool) (interface{},
 
 	defer reader.Close()
 
-	bodyBytes, err := ioutil.ReadAll(reader)
+	bodyBytes, err := io.ReadAll(reader)
 	if err != nil {
 		return nil, err
 	}

api/http/proxy/factory/utils/request.go

@@ -2,7 +2,7 @@ package utils
 
 import (
 	"bytes"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"strconv"
 )
@@ -25,7 +25,7 @@ func RewriteRequest(request *http.Request, newData interface{}) error {
 		return err
 	}
 
-	body := ioutil.NopCloser(bytes.NewReader(data))
+	body := io.NopCloser(bytes.NewReader(data))
 
 	request.Body = body
 	request.ContentLength = int64(len(data))

api/http/proxy/factory/utils/response.go

@@ -3,7 +3,7 @@ package utils
 import (
 	"bytes"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"strconv"
 
@@ -82,7 +82,7 @@ func RewriteResponse(response *http.Response, newResponseData interface{}, statu
 		return err
 	}
 
-	body := ioutil.NopCloser(bytes.NewReader(data))
+	body := io.NopCloser(bytes.NewReader(data))
 
 	response.StatusCode = statusCode
 	response.Body = body