Subtracting enum set with in_array using class const got broken in 2.0

### Bug report

See snippet. I tried phpstan-src and it works on current 1.12.x branch.

### Code snippet that reproduces the problem

https://phpstan.org/r/72ec1b75-cc18-493c-873e-68a324b4be82

### Expected output

`Dumped type: *NEVER*`

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