* Show fiat on confirm screen on multilayer-fee network
* Disable gas editing on optimism
* Fix send max mode on optimism
* Represent layer 2 gas fee as a single value
* Hide gas fee edit UI on optimism
* Improvement multilayer-fee-message styling
* Lint fix
* Fix locales
* Remove unnecessary code change
Co-authored-by: David Walsh <davidwalsh83@gmail.com>
