removed unused use statements

src/main.rs

@@ -1,8 +1,4 @@
-use std::{
+use std::{env, path::Path, process};
-    env, fs, io,
-    path::{Path, PathBuf},
-    process,
-};
 
 use crate::structs::{Library, Shelf};
 use crate::utils::save_library;

src/utils.rs

@@ -1,5 +1,5 @@
 use crate::structs::{Library, Shelf};
-use std::{env, fs, io, io::Read, path::Path};
+use std::{fs, io, path::Path};
 use xdg::BaseDirectories;
 
 pub fn get_shelf_index(shelves: &Vec<Shelf>, id: &u8) -> Option<usize> {