chore: hoists tests out of payload package

jest.config.js

@@ -0,0 +1,15 @@
+module.exports = {
+  globalSetup: './test/jest.setup.ts',
+  moduleNameMapper: {
+    '\\.(css|scss)$': '<rootDir>/packages/payload/src/bundlers/mocks/emptyModule.js',
+    '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$':
+      '<rootDir>/packages/payload/src/bundlers/mocks/fileMock.js',
+  },
+  testEnvironment: 'node',
+  testMatch: ['**/packages/payload/src/**/*.spec.ts', '**/test/**/*int.spec.ts'],
+  testTimeout: 90000,
+  transform: {
+    '^.+\\.(t|j)sx?$': ['@swc/jest'],
+  },
+  verbose: true,
+}