main
refactor: update copyright from Google Inc to Google LLC
feat(@angular/cli): remove direct support for `cnpm`
refactor(@angular-devkit/schematics): remove shell usage in git spawn to prevent command injection
refactor(@angular/cli): update aio links -> adev links
refactor(@angular-devkit/schematics): remove deprecated `NodePackageLinkTask`
build: add secondary entrypoint package.json files to packages