fix(tests): make lock path test more flexible on Windows

The test was checking for "\Local\" but Windows paths contain
"AppData\Local". Updated to check for "\mutx\locks\" which is
present regardless of the full path structure.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: aaronbassett

tests/lock_path_test.rs

@@ -74,7 +74,11 @@ fn test_lock_path_in_cache_directory() {
     assert!(path_str.contains("/Library/Caches/mutx/locks/"));
 
     #[cfg(target_os = "windows")]
-    assert!(path_str.contains("\\Local\\mutx\\locks\\"));
+    // Windows path: typically C:\Users\<user>\AppData\Local\mutx\locks\
+    assert!(
+        path_str.contains("\\mutx\\locks\\"),
+        "Expected Windows path to contain \\mutx\\locks\\, got: {path_str}"
+    );
 }
 
 #[test]