fix error string repr (#637)

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## 💡 Motivation and Context

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## ✅ I have completed the following steps:

* [ ] Run `make lint`
* [ ] Run `make test`
* [ ] Added tests (if applicable)

Author: dvush

crates/rbuilder/src/primitives/serialize.rs

@@ -526,7 +526,7 @@ pub struct RawShareBundleMetadatada {
 
 #[derive(Error, Debug)]
 pub enum RawShareBundleConvertError {
-    #[error("Failed to decode transaction, idx: {0}, error: {0}")]
+    #[error("Failed to decode transaction, idx: {0}, error: {1}")]
     FailedToDecodeTransaction(usize, TxWithBlobsCreateError),
     #[error("Bundle too deep")]
     BundleTooDeep,