removed unsed config method

src/lib.rs

@@ -58,20 +58,6 @@ pub mod config {
             Ok(serde_yml::from_str(&config_str)?)
         }
 
-        pub fn _print_sample() {
-            println!(
-                "{}",
-                serde_yml::to_string(&Config {
-                    filesystem: vec![FileEntry {
-                        path: "/etc/hostname".to_string(),
-                        content: Some(FileContent::Data("foo".to_string())),
-                    }],
-                    ..Default::default()
-                })
-                .unwrap()
-            );
-        }
-
         pub fn load_data(mut self) -> Result<Self, Box<dyn std::error::Error>> {
             self.filesystem.iter_mut().for_each(|x| {
                 if let Some(FileContent::Path(path)) = &x.content {