Stop using deprecated function ioutil.TempDir()

Author: mhagger

git_sizer_test.go

@@ -6,7 +6,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -760,7 +759,7 @@ func TestSubmodule(t *testing.T) {
 
 	ctx := context.Background()
 
-	tmp, err := ioutil.TempDir("", "submodule")
+	tmp, err := os.MkdirTemp("", "submodule")
 	require.NoError(t, err, "creating temporary directory")
 
 	defer func() {

internal/testutils/repoutils.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -29,7 +28,7 @@ type TestRepo struct {
 func NewTestRepo(t *testing.T, bare bool, pattern string) *TestRepo {
 	t.Helper()
 
-	path, err := ioutil.TempDir("", pattern)
+	path, err := os.MkdirTemp("", pattern)
 	require.NoError(t, err)
 
 	repo := TestRepo{Path: path}
@@ -73,7 +72,7 @@ func (repo *TestRepo) Remove(t *testing.T) {
 func (repo *TestRepo) Clone(t *testing.T, pattern string) *TestRepo {
 	t.Helper()
 
-	path, err := ioutil.TempDir("", pattern)
+	path, err := os.MkdirTemp("", pattern)
 	require.NoError(t, err)
 
 	err = repo.GitCommand(