Bump rust to 1.57#260

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DeWarner wants to merge 4 commits intotomaka:masterfrom

DeWarner:bump-rust-to-1.56

Commits on Jun 10, 2022

bump version
Dec Warner
committed
cargo fix --edition
Dec Warner
committed

Commits on Jun 14, 2022

run cargo fmt
Dec Warner
committed

Commits on Jul 4, 2022

bump to 1.57
Dec
committed