Update test_notice_operations.py

Author: CaptainOfHacks

tests/old_features/model/test_notice_operations.py

@@ -4,7 +4,17 @@
 from ted_sws.core.model.manifestation import RDFManifestation, RDFValidationManifestation, METSManifestation
 from ted_sws.core.model.metadata import NormalisedMetadata
 from ted_sws.core.model.notice import NoticeStatus
-from tests.features import str2bool
+
+
+def str2bool(value: str) -> bool:
+    """
+        Parse a string value and cast it into its boolean value
+    :param value:
+    :return:
+    """
+    if value in ["y", "yes", "t", "true", "on", "1"]: return True
+    if value in ["n", "no", "f", "false", "off", "0"]: return False
+    raise ValueError("boolean value unrecognised")
 
 
 @scenario("test_notice_operations.feature", "add normalised metadata")