Function compute_management_fee_shares

pub fn compute_management_fee_shares(
    fee_assets_base: u128,
    cur_total_assets: u128,
    total_supply: u128,
    management_fee_wad: Wad,
    last_timestamp_ns: u64,
    now_ns: u64,
) -> Number

Compute management fee shares (time-based fee pro-rated over elapsed time).

Returns the number of shares to mint for management fees.