Publish solana-instruction-error v2.1.0

Author: github-actions[bot]

Cargo.lock

@@ -2,7 +2,7 @@
 name = "solana-instruction-error"
 description = "Solana InstructionError type."
 documentation = "https://docs.rs/solana-instruction-error"
-version = "2.0.0"
+version = "2.1.0"
 rust-version = "1.81.0"
 authors = { workspace = true }
 repository = { workspace = true }