audio reqs for win

katrain/__main__.py

@@ -1,6 +1,7 @@
 # first, logging level lower
 import os
 os.environ["KCFG_KIVY_LOG_LEVEL"] = os.environ.get("KCFG_KIVY_LOG_LEVEL", "warning")
+os.environ['KIVY_AUDIO'] = "sdl2" # force working audio
 
 # next, icon
 from katrain.core.utils import find_package_resource  # isort:skip