Chnaged out the build file

Author: SilasMarvin

llama-cpp-sys-2/Cargo.toml

@@ -48,6 +48,7 @@ include = [
 [build-dependencies]
 bindgen = { workspace = true }
 cc = { workspace = true, features = ["parallel"] }
+once_cell = "1.19.0"
 
 [features]
 cublas = []