Fix typo in test_framework/blocktools

Author: meshcollider

test/functional/test_framework/blocktools.py

@@ -169,7 +169,7 @@ def get_legacy_sigopcount_tx(tx, accurate=True):
     return count
 
 def witness_script(use_p2wsh, pubkey):
-    """Create a scriptPubKey for a pay-to-wtiness TxOut.
+    """Create a scriptPubKey for a pay-to-witness TxOut.
 
     This is either a P2WPKH output for the given pubkey, or a P2WSH output of a
     1-of-1 multisig for the given pubkey. Returns the hex encoding of the