v21.2.19
refactor(core): drop the usage of `PromiseSettledResult<void>` (#63955)
ci: reformat files
test: add integration test for signal inputs in CLI (#53808)
build: migrate integration tests to manual Protractor setup
refactor: apply prettier formatting to integration (#54653)
build: update cross-repo angular dependencies
ci: add `zone.js` to `minimumReleaseAgeExclude`
feat(core): add support for TypeScript 6