fixup! BIP-0158: clarify OP_RETURN handling for filters

bip-0158.mediawiki

@@ -281,7 +281,7 @@ following items for each transaction in a block:
 
 Any "nil" items MUST NOT be included into the final set of filter elements.
 
-We exclude all outputs taht start with <code>OP_RETURN</code> in order to allow
+We exclude all outputs that start with <code>OP_RETURN</code> in order to allow
 filters to easily be committed to in the future via a soft-fork. A likely area
 for future commitments is an additional <code>OP_RETURN</code> output in the
 coinbase transaction similar to the current witness commitment