Improve error message

Co-authored-by: Syrus Akbary <[email protected]>

lib/wasix/src/runtime/package_loader/load_package_tree.rs

@@ -150,7 +150,7 @@ fn load_binary_command(
 
     let atom = atom.with_context(|| {
         format!(
-            "The '{command_name}' command uses the '{atom_name}' atom, but it isn't present in the WEBC file (package: {package_id})"
+            "The '{command_name}' command uses the '{atom_name}' atom, but it isn't present in the package {package_id}"
         )
     })?;