update to prost 0.12#154

Fabian-Gruenbichler wants to merge 1 commit intoparallaxsecond:mainparallaxsecond/parsec-interface-rs:mainfrom

Fabian-Gruenbichler:mr/prost-0.12Fabian-Gruenbichler/parsec-interface-rs:mr/prost-0.12Copy head branch name to clipboard