fix attribute

Author: lilyminium

management/lifecycle-v2.py

@@ -345,7 +345,7 @@ def add_card(self, item: PullRequest):
         add_card_query = """
             mutation($project_id: ID!, $content_id: ID!) {
                 addProjectV2ItemById(input: { projectId: $project_id, contentId: $content_id }) {
-                    projectV2Item {
+                    item {
                         id
                     }
                 }
@@ -359,7 +359,7 @@ def add_card(self, item: PullRequest):
 
         data = _post_query(add_card_query, variables)
         print(data)
-        card_id = data["data"]["addProjectV2ItemById"]["projectV2Item"]["id"]
+        card_id = data["data"]["addProjectV2ItemById"]["item"]["id"]
 
         card = self._add_card_to_self(
             card_id,