fix: csv_parser tests

src/import/csv_parser.rs

@@ -79,14 +79,14 @@ fn parse_csv_field(field: &str) -> Value {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use std::fs;
+    use std::{fs, path::PathBuf};
     use tempfile::tempdir;
 
-    fn create_temp_csv(content: &str) -> (String, tempfile::TempDir) {
+    fn create_temp_csv(content: &str) -> (PathBuf, tempfile::TempDir) {
         let dir = tempdir().unwrap();
         let path = dir.path().join("test.csv");
         fs::write(&path, content).unwrap();
-        (path.to_string_lossy().to_string(), dir)
+        (path, dir)
     }
 
     #[test]