chore: condition export of generate_blob_sidecar on its cfg (#7023)

crates/primitives/src/transaction/mod.rs

@@ -23,7 +23,7 @@ pub use legacy::TxLegacy;
 pub use meta::TransactionMeta;
 #[cfg(feature = "c-kzg")]
 pub use pooled::{PooledTransactionsElement, PooledTransactionsElementEcRecovered};
-#[cfg(all(feature = "c-kzg", feature = "arbitrary"))]
+#[cfg(all(feature = "c-kzg", any(test, feature = "arbitrary")))]
 pub use sidecar::generate_blob_sidecar;
 #[cfg(feature = "c-kzg")]
 pub use sidecar::{BlobTransaction, BlobTransactionSidecar, BlobTransactionValidationError};