Subtract the gas cost from the current max ETH amount in the input

[yichiehliu]

Describe the bug
When users click on max button in ETH input for trade, should subtract gas first for the tx, for mint, buy, deposit to strategy, vault actions

To Reproduce
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1. Go to
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
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Additional context
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[yichiehliu]

Related issue #308