build(deps): bump spl-concurrent-merkle-tree from 0.2.0 to 0.4.1

Bumps [spl-concurrent-merkle-tree](https://github.com/solana-labs/solana-program-library) from 0.2.0 to 0.4.1.
- [Release notes](https://github.com/solana-labs/solana-program-library/releases)
- [Commits](solana-labs/solana-program-library@pod-v0.2.0...token-js-v0.4.1)

---
updated-dependencies:
- dependency-name: spl-concurrent-merkle-tree
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -30,7 +30,7 @@ light-merkle-tree-reference = { workspace = true}
 light-hash-set = { workspace = true, features = ["solana"] }
 rand = { workspace = true }
 solana-program = {  workspace = true }
-spl-concurrent-merkle-tree = { version = "0.2.0", default-features = false}
+spl-concurrent-merkle-tree = { version = "0.4.1", default-features = false}
 tokio = { workspace = true }
 num-bigint = { workspace = true }
 num-traits = { workspace = true}