31571cafbd util::amount: Make from_sat constructor constant (Steven Roose)
Pull request description:
Currently unmergable because of MSRV but I heard talk about bumping it, so once it's bumped, this is a very much needed change :)
ACKs for top commit:
tcharding:
ACK 31571cafbd
apoelstra:
ACK 31571cafbd
Tree-SHA512: f254eb10a4349d890e29ea5fae77536429c7e731362cf2edcf2fe98ec9cbf2d8bbf65f98dfc8f0b80bac89960de688005d066a116d6cb62cca1efa9c1151f2ae