feat: centralized exec timing (#5153)

lib/manager/bundler/artifacts.ts

lib/manager/cargo/artifacts.ts

lib/manager/composer/artifacts.ts

lib/manager/gomod/artifacts.ts

lib/manager/mix/artifacts.ts

lib/manager/npm/post-update/lerna.ts

lib/manager/npm/post-update/npm.ts

lib/manager/npm/post-update/pnpm.ts

lib/manager/npm/post-update/yarn.ts

lib/manager/pipenv/artifacts.ts

lib/manager/poetry/artifacts.ts

lib/util/exec/index.ts