feat(ivy): implement ngtsc's route analysis (#27697)

This commit introduces the NgModuleRouteAnalyzer & friends, which given
metadata about the NgModules in a program can extract the list of lazy
routes in the same format that the ngtools API uses.

PR Close #27697

packages/compiler-cli/test/compliance/r3_compiler_compliance_spec.ts

@@ -2543,7 +2543,7 @@ describe('compiler compliance', () => {
             @Directive({selector: '[some-directive]', exportAs: 'someDir, otherDir'})
             export class SomeDirective {}
 
-            @NgModule({declarations: [SomeDirective, MyComponent]})
+            @NgModule({declarations: [SomeDirective]})
             export class MyModule{}
           `
         }