chore: fix spelling errors (#20674)

Co-authored-by: github-merge-queue <118344674+github-merge-queue@users.noreply.github.com>

client/rpc/tx.go

@@ -204,7 +204,7 @@ func parseHashFromInput(in []byte) ([]byte, error) {
 	// That outputs a sdk.TxResponse as either the json or yaml. As json, we can't unmarshal it back into that struct,
 	// though, because the height field ends up quoted which confuses json.Unmarshal (because it's for an int64 field).
 
-	// Try to find the txhash from json ouptut.
+	// Try to find the txhash from json output.
 	resultTx := make(map[string]json.RawMessage)
 	if err := json.Unmarshal(in, &resultTx); err == nil && len(resultTx["txhash"]) > 0 {
 		// input was JSON, return the hash