Add Dopple in default token list for swap

Dopple address: 0x844fa82f1e54824655470970f7004dd90546bb28 Website: https://dopple.finance/

Dopple is a stablecoin exchange and they plan on bringing synthetic stock farming into BSC. Currently, DOP have over $200M TVL.

Adding DOP in the token list will reduce headache from new buyers and mistake on buying a wrong/scam token.

Thank you and best luck for you all, To Da Moon! #ซู้ดดดดดด