[common] (NegationValidator) Add Negation Validator class

common/polystar/common/target_pipeline/objects_validators/negation_validator.py

+from dataclasses import dataclass
+
+import numpy as np
+
+from polystar.common.target_pipeline.objects_validators.objects_validator_abc import ObjectsValidatorABC, ObjectT
+
+
+@dataclass
+class NegationValidator(ObjectsValidatorABC):
+    validator: ObjectsValidatorABC
+
+    def validate_single(self, obj: ObjectT, image: np.ndarray) -> bool:
+        return not self.validator.validate_single(obj, image)