[ImgBot] Optimize images (#462)

*Total -- 11,170.47kb -> 9,651.55kb (13.6%)

/img/wallets/gemini.png -- 12.41kb -> 6.11kb (50.77%)
/img/wallets/bitcoindotcom.png -- 13.74kb -> 7.73kb (43.74%)
/v2/src/assets/icons/directpayment.svg -- 2.00kb -> 1.29kb (35.32%)
/v2/src/assets/icons/sentfast.svg -- 2.95kb -> 2.07kb (29.81%)
/v2/src/assets/icons/globe.svg -- 1.07kb -> 0.76kb (29.22%)
/v2/src/assets/icons/arrow.svg -- 1.04kb -> 0.74kb (28.84%)
/v2/src/assets/icons/store.svg -- 1.23kb -> 0.94kb (23.81%)
/img/wallets/bitcoincashnotes.png -- 23.73kb -> 18.15kb (23.54%)
/v2/src/assets/images/hero.png -- 652.24kb -> 516.03kb (20.88%)
/v2/src/assets/icons/spend.svg -- 1.50kb -> 1.20kb (20.47%)
/v2/src/assets/images/home/features/noBankAcc.png -- 1,356.53kb -> 1,109.24kb (18.23%)
/v2/src/assets/images/home/features/cafe.png -- 1,479.58kb -> 1,217.17kb (17.74%)
/v2/src/assets/icons/anywhere.svg -- 2.90kb -> 2.41kb (16.92%)
/img/2020forkday-ann.png -- 601.16kb -> 525.21kb (12.63%)
/v2/src/assets/images/home/features/moneyPrivate.png -- 1,671.32kb -> 1,467.96kb (12.17%)
/v2/src/assets/images/home/features/storeSecurely.png -- 2,033.06kb -> 1,800.38kb (11.45%)
/v2/src/assets/icons/send.svg -- 1.63kb -> 1.45kb (11.43%)
/v2/src/assets/images/home/features/payFriends.png -- 1,844.48kb -> 1,641.96kb (10.98%)
/v2/src/assets/images/home/features/moneyAbroad.png -- 1,351.32kb -> 1,215.09kb (10.08%)
/v2/src/assets/icons/tinyfees.svg -- 2.03kb -> 1.83kb (9.49%)
/v2/src/assets/icons/privacy.svg -- 2.39kb -> 2.21kb (7.79%)
/v2/src/assets/icons/world.svg -- 6.61kb -> 6.15kb (6.9%)
/v2/src/assets/icons/social/reddit.svg -- 1.17kb -> 1.17kb (0.08%)
/v2/src/assets/icons/pay_friends.svg -- 104.36kb -> 104.32kb (0.04%)

Signed-off-by: ImgBotApp <[email protected]>

Co-authored-by: ImgBotApp <[email protected]>