v21.2.17
build: update to latest ng-dev tooling for caretaker handoff update
build: use mjs files for ng-dev configuration
ci: set up perf tracking CI job (#58779)
refactor: move Prettier ignore rules from ng-dev config to .prettierignore
build: adding shared .ng-dev/gitconfig file for convenience and consistent git config (#37951)
build: no longer require release mode for releases
ci: exclude standard_schema from sync.
build: use Node.js built-in TypeScript support for dev-infra scripts
build: update cross-repo angular dependencies (#64582)