Disable type checked rules for `.jsx` files

[Omer-Szerer]

Prevent Unsafe member access .attending on ananyvalue. problems being reported in .jsx files which are not reported with other JavaScript file extensions.

const response = await fetch('http://localhost:3000/guests/1');
const updatedGuest = await response.json();
console.log(updatedGuest.attending);

[codesandbox-ci[bot]]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.