Update authentication method for chore script

Refactor the authentication in the chore script by removing the 'token'
field from the payload and including it in the header as
'Authorization'. This change enhances security practices by aligning
with standard HTTP authorization protocols.

scripts/chores.py

@@ -29,7 +29,6 @@ CHORES = (
 due_date = (datetime.utcnow() + timedelta(days=EXPIRY_DAYS)).isoformat()
 
 payload = {
-    "token": TOKEN,
     "title": "Weekly Chores",
     "body": CHORES,
     "due_date": due_date,
@@ -41,6 +40,7 @@ if ASSIGNEES:
 headers = {
     "Content-Type": "application/json",
     "Accept": "application/json",
+    "Authorization": "token " + TOKEN,
 }
 
 request = urllib.request.Request(