Refactor issue field update logic to handle None values (#1271)

Author: JCMOSCON1976

jbi/jira/service.py

@@ -287,7 +287,9 @@ def update_issue_field(
             bug.id,
             extra=context.model_dump(),
         )
-        fields: dict[str, Any] = {field: {wrap_value: value} if wrap_value else value}
+        fields: dict[str, Any] = {
+            field: {wrap_value: value} if wrap_value and value is not None else value
+        }
         response = self.client.update_issue_field(key=issue_key, fields=fields)
         logger.info(
             f"Updated {field} of Jira issue %s to %s for Bug %s",

tests/unit/test_steps.py

@@ -1018,7 +1018,7 @@ def test_update_issue_severity_clear_when_none(
 
     mocked_jira.create_issue.assert_not_called()
     mocked_jira.update_issue_field.assert_called_with(
-        key="JBI-234", fields={"customfield_10319": {"value": None}}
+        key="JBI-234", fields={"customfield_10319": None}
     )