v21.2.14
docs: replace angular.io links with angular.dev (#29734)
build: update repository locations for bazel rules (#32911)
build: enable AoT compilation for all tests (#31930)
refactor: align m2 and m3 token file functions by using get-tokens (#31425)
refactor: add density scale to system map (#31389)
fix(cdk/tree): no nodes focusable if data is replaced (#32781)
refactor(multiple): remove standalone flag from Material
fix(material/core): remove MatCommonModule (#31813)
refactor(material/tree): fix strict property initialization errors
docs: correct treeNodeDef selectors (#31421)
refactor: simplify component styles by removing use-tokens (#31146)