feat: v4.0.0 (#1016)

Co-authored-by: Denys Konovalov <kontakt@denyskon.de>
Co-authored-by: Mathieu COSYNS <64072917+Mathieu-COSYNS@users.noreply.github.com>

packages/core/jest.config.js

@@ -15,5 +15,4 @@ module.exports = {
   setupFiles: ['./test/setupEnv.js'],
   globalSetup: './test/globalSetup.js',
   testRegex: '\\.spec\\.tsx?$',
-  snapshotSerializers: ['@emotion/jest/serializer'],
 };