feat(Router): Add DI modules for Angular Router   - Allows module users to not need to wrap the providers   - E.g. http://google3/customer_support/dossiers/client/app/module/lib/module.dart?l=35&rcl=225695084 http://google3/video/director/quickmix/client/app/module/lib/module.dart?l=29&rcl=225083072 http://google3/engage/ui/support/cases/admin/settings/client/app/module/lib/module.dart?l=10&rcl=231302229
feat(Router): Add DI modules for Angular Router
  - Allows module users to not need to wrap the providers
  - E.g. http://google3/customer_support/dossiers/client/app/module/lib/module.dart?l=35&rcl=225695084
http://google3/video/director/quickmix/client/app/module/lib/module.dart?l=29&rcl=225083072
http://google3/engage/ui/support/cases/admin/settings/client/app/module/lib/module.dart?l=10&rcl=231302229

PiperOrigin-RevId: 231722909

angulardart/angular,angulardart/angular,matanlurey/angular,angulardart/angular,matanlurey/angular,matanlurey/angular