refactor: update a few dev deps and convert to using type imports where possible (#2886)

* build: bump deps and add some new eslint rules

* refactor: run eslint --fix on code to convert to type imports where possible

src/context/LanguageContext.tsx

@@ -1,4 +1,5 @@
-import React, { ReactNode } from 'react';
+import type { ReactNode } from 'react';
+import React from 'react';
 
 export type AvailableLocale =
   | 'ca'

src/context/SettingsContext.tsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import useSWR from 'swr';
-import { PublicSettingsResponse } from '../../server/interfaces/api/settingsInterfaces';
+import type { PublicSettingsResponse } from '../../server/interfaces/api/settingsInterfaces';
 
 export interface SettingsContextProps {
   currentSettings: PublicSettingsResponse;

src/context/UserContext.tsx

@@ -1,6 +1,7 @@
 import { useRouter } from 'next/dist/client/router';
 import React, { useEffect, useRef } from 'react';
-import { User, useUser } from '../hooks/useUser';
+import type { User } from '../hooks/useUser';
+import { useUser } from '../hooks/useUser';
 
 interface UserContextProps {
   initialUser: User;