chore(lint): enable semicolon and variable-name tslint checks

modules/@angular/examples/core/pipes/ts/json_pipe/json_pipe_example.ts

@@ -12,7 +12,7 @@ import {bootstrap} from '@angular/platform-browser';
   </div>`
 })
 export class JsonPipeExample {
-  object: Object = {foo: 'bar', baz: 'qux', nested: {xyz: 3, numbers: [1, 2, 3, 4, 5]}}
+  object: Object = {foo: 'bar', baz: 'qux', nested: {xyz: 3, numbers: [1, 2, 3, 4, 5]}};
 }
 // #enddocregion
 

modules/@angular/examples/testing/ts/testing.ts

@@ -33,7 +33,7 @@ describe('another component',
 // #enddocregion
 
 // #docregion xdescribe
-xdescribe('some component', () => { it('has a test', () => {throw 'This test will not run.'}); });
+xdescribe('some component', () => { it('has a test', () => {throw 'This test will not run.';}); });
 describe('another component', () => {
   it('also has a test', () => {
                             // This test will run.