Missing file: __mocks__/DateTimePicker.tsx

[boxabirds]

Hi thanks for this code!
I've been trying to run tests in your demo app and have hit this issue when running yarn jest

 FAIL  src/components/button/test.tsx
  ● Test suite failed to run

    Configuration error:

    Could not locate module @react-native-community/datetimepicker mapped as:
    /Users/julian/expts/react-native-n64-voter-app/__mocks__/DateTimePicker.tsx.

    Please check your configuration for these entries:
    {
      "moduleNameMapper": {
        "/@react-native-community\/datetimepicker/": "/Users/<me>/expts/react-native-n64-voter-app/__mocks__/DateTimePicker.tsx"
      },
      "resolver": undefined
    }

      23 | jest.mock("@react-native-community/netinfo", () => mockRNCNetInfo);
      24 |
    > 25 | jest.mock("@react-native-community/datetimepicker", () => jest.fn());
         |      ^
      26 |
      27 | jest.mock("react-native/Libraries/Animated/NativeAnimatedHelper");
      28 | jest.mock("react-i18next", () => ({

      at createNoMappedModuleFoundError (node_modules/jest-resolve/build/index.js:551:17)
      at Object.<anonymous> (jest.setup.js:25:6)