feat(@schematics/angular): update several TypeScript compilation target (Syntax)

With this change we update the TypeScript target of server compilation unit for new projects.

- E2E target has been update from `es2018` to `es2019`
- Browser target has been update from `es2015` to `es2017`
- Server target has been update from `es2016` to `es2019`

Author: alan-agius4

packages/schematics/angular/e2e/files/tsconfig.json.template

@@ -4,7 +4,7 @@
   "compilerOptions": {
     "outDir": "<%= relativePathToWorkspaceRoot %>/out-tsc/e2e",
     "module": "commonjs",
-    "target": "es2018",
+    "target": "es2019",
     "types": [
       "jasmine",
       "node"

packages/schematics/angular/universal/files/root/tsconfig.server.json.template

@@ -3,7 +3,7 @@
   "extends": "./<%= tsConfigExtends %>",
   "compilerOptions": {
     "outDir": "<%= relativePathToWorkspaceRoot %>/out-tsc/server",
-    "target": "es2016",
+    "target": "es2019",
     "types": [
       "node"
     ]

packages/schematics/angular/universal/index_spec.ts

@@ -93,7 +93,7 @@ describe('Universal Schematic', () => {
       extends: './tsconfig.app.json',
       compilerOptions: {
         outDir: './out-tsc/server',
-        target: 'es2016',
+        target: 'es2019',
         types: ['node'],
       },
       files: [
@@ -119,7 +119,7 @@ describe('Universal Schematic', () => {
       extends: './tsconfig.app.json',
       compilerOptions: {
         outDir: '../../out-tsc/server',
-        target: 'es2016',
+        target: 'es2019',
         types: ['node'],
       },
       files: [

packages/schematics/angular/workspace/files/tsconfig.json.template

@@ -14,7 +14,7 @@
     "experimentalDecorators": true,
     "moduleResolution": "node",
     "importHelpers": true,
-    "target": "es2015",
+    "target": "es2017",
     "module": "es2020",
     "lib": [
       "es2018",