New rewards table

Now Bitcoin Adult is MN/staking with a ratio:
MN 60%
staking 40%

https://media.discordapp.net/attachments/767382336571834408/1165284512649977906/Tabella_valori_MN_e_rewards.png?ex=6558bfc5&is=65464ac5&hm=60a369ca7224c263c6dcb90ad6dc41a14b647f0671dde4ae5eea269ea997e557&=&width=717&height=603