build(deps): bump structopt from 0.3.14 to 0.3.22#21

dependabot-preview[bot] wants to merge 1 commit intonextignlg/pingkeeper:nextfrom

dependabot/cargo/next/structopt-0.3.22ignlg/pingkeeper:dependabot/cargo/next/structopt-0.3.22Copy head branch name to clipboard