Update Rust crate build-target to 0.8

Author: renovate[bot]

Cargo.lock

@@ -32,7 +32,7 @@ ctor = "0.2"
 
 [build-dependencies]
 goblin = "0.9"
-build-target = "0.4"
+build-target = "0.8"
 serde = { version = "1.0", features = ["derive"] }
 toml = "0.8"