Added 'final' to EasySound.#22

pumken wants to merge 3 commits intoArsiaC01:mainArsiaC01/Java-Methods-Programs-AP-Comp-A-2021-2022:mainfrom

pumken:declare-props-finalpumken/Java-Methods-Programs-AP-Comp-A-2021-2022:declare-props-finalCopy head branch name to clipboard