Update bip-0329.mediawiki

Co-authored-by: Jon Atack <jon@atack.com>

bip-0329.mediawiki

@@ -141,7 +141,7 @@ The following fragment represents a wallet label export:
 If the goal is solely to move labels between cooperating wallets,
 then the above values are the minimum needed. However, wallet data
 exports can serve other purposes and many values associated with
-addresses, transactions and outputs are already on-hand for the
+addresses, transactions and outputs are already on hand for the
 wallet generating the export, and yet would be hard or impossible
 for importing tools to reconstruct.