Build fails when consuming application uses TS exactOptionalPropertyTypes.

[quisido]

Verify canary release

• I verified that the issue exists in Next.js canary release

Provide environment information

    Operating System:
      Platform: win32
      Arch: x64
      Version: Windows 10 Home
    Binaries:
      Node: 16.14.0
      npm: 8.3.1
      Yarn: 3.1.1
      pnpm: N/A
    Relevant packages:
      next: 12.1.1-canary.10
      react: 17.0.2
      react-dom: 17.0.2

What browser are you using? (if relevant)

No response

How are you deploying your application? (if relevant)

No response

Describe the Bug

An error is thrown when running next build on any TypeScript+Next app where TS's compilerOptions.exactOptionalPropertyTypes is set to true.

Expected Behavior

I expect the build is complete successfully, as you can see in this screenshot after I patched it with the accompanying pull request:

To Reproduce

Set compilerOptions.exactOptionalPropertyTypes to true on any Next app, then run next build.

[github-actions]

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