Fix doc spelling

Author: LLFourn

src/psbt/mod.rs

@@ -815,10 +815,10 @@ impl PsbtExt for Psbt {
 
 /// Extension trait for PSBT inputs
 pub trait PsbtInputExt {
-    /// Given the decriptor for utxo being spent, populate the input with all the required fields to
+    /// Given the descriptor for utxo being spent, populate the input with all the required fields to
     /// spend it.
     ///
-    /// If the descriptor contains wilcards or otherwise cannot be transformed into a concrete
+    /// If the descriptor contains wildcards or otherwise cannot be transformed into a concrete
     /// descriptor an error will returned. The descriptor *can* (and should) have extended keys in
     /// it so PSBT fields like `bip32_derivation` and `tap_key_origins` can be populated.
     ///
@@ -831,7 +831,7 @@ pub trait PsbtInputExt {
     /// ignored are `witness_utxo` missing on a non-segwit descriptor and `non_witness_utxo` missing
     /// on a taproot descriptor.
     ///
-    /// Note that it may be suprising that `non_witness_utxo` would ever be required on a segwit
+    /// Note that it may be surprising that `non_witness_utxo` would ever be required on a segwit
     /// output but some PSBT signers require it to be set because of the [*segwit
     /// bug*](https://bitcoinhackers.org/@lukedashjr/104287698361196952) which was fixed in the
     /// design of segwitv1 (taproot).