update to node 16

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

jest.config.js

@@ -2,9 +2,7 @@ module.exports = {
   clearMocks: true,
   moduleFileExtensions: ['js', 'ts'],
   setupFiles: ["dotenv/config"],
-  testEnvironment: 'node',
   testMatch: ['**/*.test.ts'],
-  testRunner: 'jest-circus/runner',
   transform: {
     '^.+\\.ts$': 'ts-jest'
   },