fix(@schematics/angular): use 'architect' instead of 'targets' until deprecated

Author: clydin

packages/schematics/angular/application/index.ts

@@ -136,7 +136,7 @@ function addAppToWorkspaceFile(options: ApplicationOptions, workspace: Workspace
     projectType: 'application',
     prefix: options.prefix || 'app',
     schematics,
-    targets: {
+    architect: {
       build: {
         builder: '@angular-devkit/build-angular:browser',
         options: {

packages/schematics/angular/e2e/index.ts

@@ -69,7 +69,7 @@ function addAppToWorkspaceFile(options: E2eOptions, workspace: WorkspaceSchema):
     const project: any = {
       root: projectRoot,
       projectType: 'application',
-      targets: {
+      architect: {
         e2e: {
           builder: '@angular-devkit/build-angular:protractor',
           options: {

packages/schematics/angular/library/index.ts

@@ -137,7 +137,7 @@ function addAppToWorkspaceFile(options: LibraryOptions, workspace: WorkspaceSche
     sourceRoot: `${projectRoot}/src`,
     projectType: 'library',
     prefix: options.prefix || 'lib',
-    targets: {
+    architect: {
       build: {
         builder: '@angular-devkit/build-ng-packagr:build',
         options: {

packages/schematics/angular/migrations/update-6/index.ts

@@ -402,7 +402,7 @@ function extractProjectsConfig(
       };
 
       const targets: JsonObject = {};
-      project.targets = targets;
+      project.architect = targets;
 
         // Browser target
       const buildOptions: JsonObject = {