use .to_owned instead of .to_string for &str's

src/rc.rs

@@ -111,4 +111,8 @@ pub fn config_file() -> Option<PathBuf> {
 	let mut config_file = config_dir()?;
 	config_file.push("config.luau");
 	config_file.is_valid_file_or_create(DEFAULT_CONFIG_CONTENT.as_bytes())
+}
+
+pub fn none() -> Option<PathBuf> {
+	None
 }