chore(deps): update rust crate which to v8

Author: renovate[bot]

Cargo.lock

@@ -37,7 +37,7 @@ toml_edit = "0.25.1"
 shellexpand = "3.0"
 ureq = { version = "3.2.0", features = ["json"] }
 wasmtime = { version = "41", default-features = false, features = ["cranelift", "runtime"] }
-which = "7.0"
+which = "8.0"
 
 [profile.dev.package."*"]
 opt-level = 2