fix(@schematics/angular): update to ng-packagr v3

Author: dherges

packages/angular_devkit/build_ng_packagr/package.json

@@ -14,6 +14,6 @@
     "rxjs": "^6.0.0"
   },
   "peerDependencies": {
-    "ng-packagr": "^3.0.0"
+    "ng-packagr": "^2.2.0 || ^3.0.0 || ^4.0.0-rc.0"
   }
 }

packages/schematics/angular/library/index.ts

@@ -121,9 +121,9 @@ function addDependenciesToPackageJson() {
         '@angular/compiler-cli': latestVersions.Angular,
         '@angular-devkit/build-ng-packagr': latestVersions.DevkitBuildNgPackagr,
         '@angular-devkit/build-angular': latestVersions.DevkitBuildNgPackagr,
-        'ng-packagr': '^3.0.0-rc.2',
-        'tsickle': '>=0.25.5',
-        'tslib': '^1.7.1',
+        'ng-packagr': '^3.0.0',
+        'tsickle': '>=0.29.0',
+        'tslib': '^1.9.0',
         'typescript': latestVersions.TypeScript,
         // De-structure last keeps existing user dependencies.
         ...json.devDependencies,

packages/schematics/angular/library/index_spec.ts

@@ -138,7 +138,7 @@ describe('Library Schematic', () => {
       const tree = schematicRunner.runSchematic('library', defaultOptions, workspaceTree);
 
       const packageJson = getJsonFileContent(tree, 'package.json');
-      expect(packageJson.devDependencies['ng-packagr']).toEqual('^3.0.0-rc.2');
+      expect(packageJson.devDependencies['ng-packagr']).toEqual('^3.0.0');
       expect(packageJson.devDependencies['@angular-devkit/build-ng-packagr'])
         .toEqual(latestVersions.DevkitBuildNgPackagr);
     });