unsupported-binary-operation is reported for type annotations

[sam-s]

Bug description

The following code works fine and conforms to examples:

"https://github.com/PyCQA/pylint/issues/8297"
from dataclasses import dataclass

@dataclass
class C:
    "class doc"
    a: str
    b: int = 10
    c: float | int | None = None

Configuration

No response

Command used

pylint a.py

Pylint output

************* Module a
a.py:9: [E1131(unsupported-binary-operation), C] unsupported operand type(s) for |
a.py:9: [E1131(unsupported-binary-operation), C] unsupported operand type(s) for |

Expected behavior

no diagnostics

Pylint version

pylint 2.15.10
astroid 2.13.5
Python 3.10.6 (main, Nov 14 2022, 16:10:14) [GCC 11.3.0]

OS / Environment

ubuntu

Additional dependencies

No response

[Pierre-Sassoulas]

I can reproduce on 2.17.0dev0, (only one message instead of two).

[mbyrnepr2]

I think its a duplicate of #7381. There are multiple examples of this happening over there and I suspect it has a similar root-cause.