bitcoin: fix typos

bitcoin/examples/handshake.rs

@@ -11,7 +11,7 @@ use bitcoin::secp256k1;
 use bitcoin::secp256k1::rand::Rng;
 
 fn main() {
-    // This example establishes a connection to a Bitcoin node, sends the intial
+    // This example establishes a connection to a Bitcoin node, sends the initial
     // "version" message, waits for the reply, and finally closes the connection.
     let args: Vec<String> = env::args().collect();
     if args.len() < 2 {

bitcoin/src/bip152.rs

@@ -348,7 +348,7 @@ impl_consensus_encoding!(BlockTransactions, block_hash, transactions);
 
 impl BlockTransactions {
     /// Construct a [BlockTransactions] from a [BlockTransactionsRequest] and
-    /// the corresponsing full [Block] by providing all requested transactions.
+    /// the corresponding full [Block] by providing all requested transactions.
     pub fn from_request(
         request: &BlockTransactionsRequest,
         block: &Block,

bitcoin/src/psbt/error.rs

@@ -58,7 +58,7 @@ pub enum Error {
     NonStandardSighashType(u32),
     /// Invalid hash when parsing slice.
     InvalidHash(hashes::FromSliceError),
-    /// The pre-image must hash to the correponding psbt hash
+    /// The pre-image must hash to the corresponding psbt hash
     InvalidPreimageHashPair {
         /// Hash-type
         hash_type: PsbtHash,

bitcoin/src/taproot/serialized_signature.rs

@@ -223,7 +223,7 @@ mod into_iter {
         #[inline]
         fn nth(&mut self, n: usize) -> Option<Self::Item> {
             if n >= self.len() {
-                // upholds invariant becasue the values will be equal
+                // upholds invariant because the values will be equal
                 self.pos = self.signature.len();
                 None
             } else {