v21.2.19
docs: fix typos in source code comments
fix(core): sanitize meta selectors
build: format md files
build: rename defaults2.bzl to defaults.bzl (#63383)
refactor: update license text to point to angular.dev (#57901)
fix(core): update min Node.js support to 20.19, 22.12, and 24.0 (#61499)