fix: add version specifier for nsec-tree-rs dependency

Author: TheCryptoDonkey

crates/heartwood-nip46/Cargo.toml

@@ -9,7 +9,7 @@ keywords = ["nostr", "nip-46", "remote-signing", "bunker", "signer"]
 categories = ["cryptography", "authentication"]
 
 [dependencies]
-nsec-tree-rs = { path = "../heartwood-core" }
+nsec-tree-rs = { version = "0.1.0", path = "../heartwood-core" }
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 thiserror = "2"