message: jest.config.ts configuration file in Typescript
  * jest.config.ts configuration file in Typescript
  **Jest** now supports *jest.config.ts* as configuration file.
  See [https://github.com/facebook/jest/issues/9636](https://github.com/facebook/jest/issues/9636) for more information.
  * apply only to jest.config.ts
diff: @@ -1964,6 +1964,7 @@ export const extensions: IFileCollection = {
  icon: 'jest',
  extensions: [
  'jest.config.json',
  + 'jest.config.ts',
  'jest.json',
  '.jestrc',
  '.jestrc.js',
  