Temporarily add git ref for lambda-buffers

Author: szg251

Cargo.lock

@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 proptest = "1.3.1"
-lbr-prelude = { git = "https://github.com/mlabs-haskell/lambda-buffers.git", rev = "e6a162ecc0bd05be0b45370b0754555487c8c52a", optional = true }
+lbr-prelude = { git = "https://github.com/mlabs-haskell/lambda-buffers.git", ref = "szg251/rust-testsuites", rev = "e6a162ecc0bd05be0b45370b0754555487c8c52a", optional = true }
 serde_json = { version = "1.0.107", features = [
   "arbitrary_precision",
 ], optional = true }