When drop `pydantic~1`, then solve all migration warnings

[Czaki]

When dropping pydantic~1 Should remove

    "ignore:Pydantic V1 style `@validator`",
    "ignore:Support for class-based `config` is deprecated",
    "ignore:`__get_validators__` is deprecated",
    "ignore:Using extra keyword arguments on `Field` is deprecated",
    "ignore:The `update_forward_refs` method is deprecated;",
    "ignore:The `copy` method is deprecated; use",
    "ignore:The private method `_iter` will be removed and should no longer be used",
    "ignore:The `validate` method is deprecated; use `model_validate` instead.",
    "ignore:The `schema_json` method is deprecated; use `model_json_schema` and json.dumps instead.",

from the list of filters in pytest config and solve pointed deprecations