Revert "no sound working"

This reverts commit daee1b0a6d36052a61ef0cfcb33010d068621754.
Revert "day 12, min 38"

This reverts commit 200d0d2828df45bca559375905cf2624a3f00e73.
day 12, sound working

problem was passing tSine as a member of struct game_sound_buffer,
probably mem inicialization.