Badr NASS LAHSEN

When using `io.swagger.v3.core.filter.SpecFilter.removeBrokenReferenceDefinitions` on the provided OpenAPI 3.1.0 specification, the function is incorrectly removing the `RequestDto` schema definition from the components.schemas section. The schema is still referenced in the webhook...

**Environment:** - swagger-core version: 2.2.27 - OAS version: OAS 3.1 **Given the Following Class Definition:** ```java class MyModel { @Schema(description = "Hello", type = "object", oneOf = { Foo.class, Bar.class...