Fix typos (#2032)

* Fix typo

* Fix typo

* Fix typo

---------

Co-authored-by: Jonathan Underwood <jonathan.underwood4649@gmail.com>

Author: GoodDaisy

src/psbt/bip371.js

@@ -97,7 +97,7 @@ function checkTaprootScriptPubkey(outputData, newOutputData) {
     const { script: scriptPubkey } = outputData;
     const script = getTaprootScripPubkey(tapInternalKey, tapTree);
     if (scriptPubkey && !scriptPubkey.equals(script))
-      throw new Error('Error adding output. Script or address missmatch.');
+      throw new Error('Error adding output. Script or address mismatch.');
   }
 }
 function getTaprootScripPubkey(tapInternalKey, tapTree) {

test/fixtures/psbt.json

@@ -615,7 +615,7 @@
           "address": "bc1p3efq8ujsj0qr5xvms7mv89p8cz0crqdtuxe9ms6grqgxc9sgsntslthf6w",
           "value": 410000
         },
-        "exception": "Error adding output. Script or address missmatch."
+        "exception": "Error adding output. Script or address mismatch."
       },
       {
         "description": "Adds taproot output with both taproot and non-taproot fields",

ts_src/psbt/bip371.ts

@@ -129,7 +129,7 @@ function checkTaprootScriptPubkey(
     const { script: scriptPubkey } = outputData as any;
     const script = getTaprootScripPubkey(tapInternalKey, tapTree);
     if (scriptPubkey && !scriptPubkey.equals(script))
-      throw new Error('Error adding output. Script or address missmatch.');
+      throw new Error('Error adding output. Script or address mismatch.');
   }
 }