Gas fee is undervalued while converting assets on dashboard or swapping assets on exchange

[drptbl]

Description: Gas fee is undervalued while converting assets on dashboard or swapping assets on exchange.

Reproduction steps:

1. Go to Kwenta convert page (https://kwenta-git-dev.synthetixio.vercel.app/dashboard/convert)
2. Connect your wallet
3. Click on "EDIT" next to "Gas price (GWEI)"

Actual result:

• Gas fee is undervalues compared to: https://etherscan.io/gastracker https://ethgasstation.info/

Expected result:

• Gas fee should be higher to avoid users waiting for tx confirmations or stuck transactions

Environment: MacBook Pro (15-inch), macOS 10.15.6, Chrome 85.0.4183.121

Screenshots / videos:

[evgenyboxer]

it's being pulled from ethgassation - and as you can see the fast and the average match (its called "standard") there... I just didn't include the fastest one so ppl don't pay that much money...

[drptbl]

@evgenyboxer Since etherscan is running their own gastracker, I'm always using it as it's more accurate than ethgasstation. I've also seen issues with ethgasstation reporting wrong fee values while etherscan gastracker was working fine on this time. Maybe we should consider switching to etherscan gastracker?

Example from 17.09.2020 (ethgasstation), experienced it on my own: