[Eternal Bull Market Series] Update the top and bottom function fitting of the Bitcoin market value and realized market value ratio indicator (#Bitcoin : Market Value to Realized Value Ratio, referred to as MVRV).

At present, the indicator fits well with the bottom fitting function y = -0.55448 + 0.161056 ln(x) at the lowest point of the current halving cycle on November 15, 2022.

It is worth mentioning that according to the infinite non-convergence characteristics of the e^x and lnx functions, the #BTC eternal bull market of the big top-big bottom infinite cycle is theoretically established.