v20.3.27
build: use pnpm as the package manager instead of yarn (#62924)
build: correct the snapshot build script now that zone.js does not create a tar file (#63021)
build: remove `ANGULAR_PACKAGE` file from snapshot builds (#64402)
refactor: update license text to point to angular.dev (#57901)
build: update diff-release-package tooling (#62954)
build: convert release package build scripts to typescript (#46456)