Testing: Use React Testing Library (#27072)

* Add RTL

* Add setupTests.ts

* Refactor DashboardSearch tests

jest.config.js

@@ -12,6 +12,7 @@ module.exports = {
   testRegex: '(\\.|/)(test)\\.(jsx?|tsx?)$',
   moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json'],
   setupFiles: ['jest-canvas-mock', './public/test/jest-shim.ts', './public/test/jest-setup.ts'],
+  setupFilesAfterEnv: ['./public/test/setupTests.ts'],
   snapshotSerializers: ['enzyme-to-json/serializer'],
   globals: { 'ts-jest': { isolatedModules: true } },
   moduleNameMapper: {