Fake Dapp Priority Fees

[Funkatronics]

Adds priority fees to fake dapp. this will make testing against wallets more reliable (some wallets will add priority fees to a transaction if they are not present)

numbers used:

• compute unit limit: 22419 (exact compute unit usage for 20 byte Memo)
• compute unit price: 1 microlamport

[Funkatronics]

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