fix(cksum): fix clippy warnings in hardware tests

Author: naoNao89

src/uu/cksum/src/hardware.rs

@@ -120,11 +120,11 @@ mod tests {
     #[test]
     fn test_cpu_features_detection() {
         let features = CpuFeatures::detect();
-        // Features should be valid booleans
-        assert!(features.avx512 || !features.avx512);
-        assert!(features.avx2 || !features.avx2);
-        assert!(features.pclmul || !features.pclmul);
-        assert!(features.vmull || !features.vmull);
+        // Features should be valid booleans - just verify they can be detected
+        let _ = features.avx512;
+        let _ = features.avx2;
+        let _ = features.pclmul;
+        let _ = features.vmull;
     }
 
     #[test]