build(i18n): update dest options for crowdin config (#408)

crowdin.yml

@@ -1,7 +1,7 @@
 ---
 "base_path": "."
 "base_url": "https://api.crowdin.com"  # optional (for Crowdin Enterprise only)
-"preserve_hierarchy": false  # flatten tree on crowdin
+"preserve_hierarchy": true  # false will flatten tree on crowdin, but doesn't work with dest option
 "pull_request_labels": [
   "crowdin",
   "l10n"
@@ -10,6 +10,7 @@
 "files": [
   {
     "source": "/Contents/Strings/*.po",
+    "dest": "/%original_file_name%",
     "translation": "/Contents/Strings/%two_letters_code%/LC_MESSAGES/%original_file_name%",
     "languages_mapping": {
       "two_letters_code": {
@@ -22,7 +23,7 @@
   },
   {
     "source": "/Contents/Strings/en.json",
-    "dest": "/Contents/Strings/themerr-plex.json",
+    "dest": "/themerr-plex.json",
     "translation": "/Contents/Strings/%two_letters_code%.%file_extension%",
     "languages_mapping": {
       "two_letters_code": {