remove unnecessary import and move to app level

src/App.jsx

@@ -6,6 +6,7 @@ import { useAuth, useShoppingListData, useShoppingLists } from './api';
 
 import { useStateWithStorage } from './utils';
 import { ToastContainer } from 'react-toastify';
+import 'react-toastify/dist/ReactToastify.css';
 
 export function App() {
 	/**

src/components/AddItems.jsx

@@ -4,7 +4,6 @@ import { addItem } from '../api';
 import TextInputElement from './TextInputElement';
 import RadioInputElement from './RadioInputElement';
 import { toast } from 'react-toastify';
-import 'react-toastify/dist/ReactToastify.css';
 
 const daysUntilPurchaseOptions = {
 	Soon: 7,

src/components/ListItem.jsx

@@ -3,7 +3,6 @@ import './ListItem.css';
 import { updateItem, deleteItem } from '../api';
 import { calculateDateNextPurchased, ONE_DAY_IN_MILLISECONDS } from '../utils';
 import { toast } from 'react-toastify';
-import 'react-toastify/dist/ReactToastify.css';
 
 const currentDate = new Date();
 

src/components/ShareList.jsx

@@ -2,7 +2,6 @@ import { shareList, useAuth } from '../api';
 import { useStateWithStorage } from '../utils';
 import TextInputElement from './TextInputElement';
 import { toast } from 'react-toastify';
-import 'react-toastify/dist/ReactToastify.css';
 
 export function ShareList() {
 	const [listPath] = useStateWithStorage('tcl-shopping-list-path', null);

src/hooks/useEnsureListPath.js

@@ -1,7 +1,6 @@
 import { useEffect, useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 import { toast } from 'react-toastify';
-import 'react-toastify/dist/ReactToastify.css';
 
 /*
  * This custom hook ensures that a user has a list path in localStorage.

src/views/Home.jsx

@@ -4,7 +4,6 @@ import { useNavigate } from 'react-router-dom';
 import { createList } from '../api';
 import TextInputElement from '../components/TextInputElement';
 import { toast } from 'react-toastify';
-import 'react-toastify/dist/ReactToastify.css';
 
 export function Home({ data, setListPath, userId, userEmail }) {
 	const navigate = useNavigate();