Enabling `strict` is part of an effort to improve the quality of the devtools code base.
One of the direct side effect is to enable `noImplicitAny`, `strictPropertyInitialization` and `strictBindCallApply`.
This commit also replaces `fullTemplateTypeCheck` with `stringTemplates`.
PR Close#53340
The existing DevTools demo app that is used for developing on DevTools is exclusively an NgModule application. This commit creates a copy of the old demo app but with no NgModules and only standalone APIs/Components/Directives/Pipes
PR Close#48533
