update to raylib 4.2

tests/xtest_music.py

@@ -0,0 +1,19 @@
+from pyray import *
+init_window(800, 450, "Hello")
+
+init_audio_device()
+
+music = load_music_stream("examples/audio/resources/country.mp3")
+music.looping = True
+play_music_stream(music);
+
+
+while not window_should_close():
+    update_music_stream(music);
+    begin_drawing()
+    clear_background(WHITE)
+    draw_text("music "+str(music.looping), 190, 200, 20, VIOLET)
+    end_drawing()
+unload_music_stream(music)
+close_audio_device()
+close_window()