Bug causing the answer to be displayed on screen if the player goes back to menu when it is displayed then launches a new game.

[Rude-Monkey]

Everything is in the title. Reproduce:

• start a game
• wait for the correct answer to be displayed
• go back to menu before next extract starts
• start a new game

[Rude-Monkey]

Fixed in 444541594f52e1739a88a1b0e713a4c1e723a42f.