fix: babel-jest createTransformer issue

[fanck0605]

create-react-app v5 uses babel-jest v27. The way of exporting babel-jest has changed

See jestjs/jest#11444

craco test with cra5

Determining test suites to run...

  ● Test suite failed to run

    TypeError: babelJest.createTransformer is not a function

      at createJestBabelTransform (node_modules/@craco/craco/lib/features/jest/create-jest-babel-transform.js:56:22)
      at Object.<anonymous> (node_modules/@craco/craco/lib/features/jest/jest-babel-transform.js:9:8)
      at node_modules/@jest/transform/build/ScriptTransformer.js:383:73

[garycourt]

Why was this closed? I am also encountering this issue, and this looks to be the fix. Would like to get this published to unblock my upgrade to CRA5.

[fanck0605]

see #332