fix: bump poseidon to v0.1.1 (#13)

Author: asterite

Nargo.toml

@@ -6,4 +6,4 @@ compiler_version = ">=0.36.0"
 
 [dependencies]
 ec = { tag = "v0.1.2", git = "https://github.com/noir-lang/ec" }
-poseidon = { tag = "v0.1.0", git = "https://github.com/noir-lang/poseidon" }
+poseidon = { tag = "v0.1.1", git = "https://github.com/noir-lang/poseidon" }