#### Fix conditional type comment indentation (#18644 by @lindsaycode05)

<!-- prettier-ignore -->
```tsx
// Input
type T = any extends B
  // Comment
  // Multiline comment
  ? undefined | NonNullable<B>[foo]
  : B[foo];

// Prettier stable
type T = any extends B
  ? // Comment
      // Multiline comment
      undefined | NonNullable<B>[foo]
  : B[foo];

// Prettier main
type T = any extends B
  ? // Comment
    // Multiline comment
    undefined | NonNullable<B>[foo]
  : B[foo];
```
