Update BrickBreaker.html
Update BrickBreaker.html

I did not make this I found the code on https://developer.mozilla.org/en-US/docs/Games/Tutorials/2D_Breakout_game_pure_JavaScript/Finishing_up
2d4u/2d4u.github.io,2d4u/2d4u.github.io,2d4u/2d4u.github.io