Remove regular wallet creation

wallet.py

@@ -7,16 +7,6 @@ from util import DBManager
 db = DBManager()
 
 
-def new_wallet(userId: Union[int, str]) -> Wallet:
-    """
-    Creates a new regular wallet.
-    userId: name of the wallet
-    """
-    return Wallet.create(name=userId,
-                         network=os.getenv("BTC_NETWORK"),
-                         db_uri=db.db_uri)
-
-
 def new_multig_wallet(userId: Union[int, str],
                       sigs: int, klist: list[HDKey]) -> WalletKey:
     """