Add automatic Crowdin synchronization

intl/upload_workflow.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+
+import sys
+import subprocess
+
+try:
+   api_key = sys.argv[1]
+   core_name = sys.argv[2]
+   dir_path = sys.argv[3]
+except IndexError as e:
+   print('Please provide path to libretro_core_options.h, Crowdin API Token and core name!')
+   raise e
+
+subprocess.run(['python3', 'intl/crowdin_prep.py', dir_path, core_name])
+subprocess.run(['python3', 'intl/crowdin_source_upload.py', api_key, core_name])