post.php: do not strip orientation metadata

post.php

@@ -1254,7 +1254,7 @@ function handle_post()
                 if ($config['redraw_image'] || (!@$file['exif_stripped'] && $config['strip_exif'] && ($file['extension'] == 'jpg' || $file['extension'] == 'jpeg' || $file['extension'] == 'webp' || $file['extension'] == 'png'))) {
                     if (!$config['redraw_image'] && $config['use_exiftool']) {
                         if (
-                            $error = shell_exec_error('exiftool -overwrite_original -ignoreMinorErrors -q -q -all= ' .
+                            $error = shell_exec_error('exiftool -overwrite_original -ignoreMinorErrors -q -q -all= -Orientation ' .
                                 escapeshellarg($file['tmp_name']))
                         ) {
                             error(_('Could not strip EXIF metadata!'), null, $error);