more review stuff

src/backend/actual/pacman.rs

@@ -67,6 +67,10 @@ impl Backend for Pacman {
         cmd.status()
             .with_context(|| format!("running command [{cmd:?}]"))
     }
+
+    fn supports_assigning_packages_as_dependency(&self) -> bool {
+        true
+    }
 }
 
 fn get_all_installed_packages_from_alpm() -> Result<HashSet<String>> {