deprecate timezones.json (#10311)

cmd/mattermost/commands/config_flag_test.go

@@ -4,8 +4,6 @@
 package commands
 
 import (
-	"encoding/json"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"testing"
@@ -21,11 +19,6 @@ func TestConfigFlag(t *testing.T) {
 	defer th.TearDown()
 	dir := th.TemporaryDirectory()
 
-	timezones := th.App.Timezones.GetSupported()
-	tzConfigPath := filepath.Join(dir, "timezones.json")
-	timezoneData, _ := json.Marshal(timezones)
-	require.NoError(t, ioutil.WriteFile(tzConfigPath, timezoneData, 0600))
-
 	i18n, ok := fileutils.FindDir("i18n")
 	require.True(t, ok)
 	require.NoError(t, utils.CopyDir(i18n, filepath.Join(dir, "i18n")))