Use borsh to interact with guest code

Cargo.toml

@@ -65,15 +65,15 @@ repository = "https://github.com/chainwayxyz/citrea"
 
 [workspace.dependencies]
 # Dependencies maintained by Sovereign
-jmt = { git = "https://github.com/penumbra-zone/jmt.git", rev = "1d007e11cb68aa5ca13e9a5af4a12e6439d5f7b6" }
+jmt = { git = "https://github.com/penumbra-zone/jmt.git", rev = "fd1c8ef" }
 
 # External dependencies
 async-trait = "0.1.71"
 anyhow = { version = "1.0.68", default-features = false }
 arbitrary = { version = "1.3.1", features = ["derive"] }
 backoff = { version = "0.4.0", features = ["futures", "tokio"] }
 base64 = "0.13"
-borsh = { version = "0.10.3", default-features = false }
+borsh = { version = "1.5", default-features = false, features = ["derive"] }
 # TODO: Consider replacing this serialization format
 #     https://github.com/Sovereign-Labs/sovereign-sdk/issues/283
 bincode = "1.3.3"
@@ -91,6 +91,7 @@ postgres-types = "0.2.6"
 rs_merkle = "1.4.2"
 futures = "0.3"
 pin-project = { version = "1.1.3" }
+hashbrown = { version = "0.14", default-features = false, features = ["ahash"] }
 hex = { version = "0.4.3", default-features = false, features = ["alloc", "serde"] }
 log-panics = { version = "2", features = ["with-backtrace"] }
 once_cell = { version = "1.19.0", default-features = false, features = ["alloc"] }