fixed unused warning with latest Rust version

jbuckmccready · jbuckmccready · commit fa7c83a4eb12 · 2024-02-21T19:26:47.000-08:00
diff --git a/cavalier_contours/tests/test_utils/mod.rs b/cavalier_contours/tests/test_utils/mod.rs
@@ -1,8 +1,6 @@
-#[allow(unused)]
+#![allow(unused)]
 mod debug;
-#[allow(unused)]
 mod pline_modifiers;
-#[allow(unused)]
 mod pline_test_properties;
 
 pub use debug::*;
