Prop 450: Granting Instantiate permission to MantaDAO CW3 multisig contract for FIN code_id 134 and BOW code_id 126

The proposal is aimed to grant MantaDAO CW3 multisig contract (kujira15e682nq9jees29rm9j3h030af86lq2qtlejgphlspzqcvs9whf2q00nua5) the permissions to instantiate trading pairs on FIN and pools on BOW for code_id 134 (FIN) and code_id 126 (BOW). Discussion: https://discord.com/channels/970650215801569330/1139130478394359868