Feature/use second level mui imports (#743)

* Require "Theme" to be passed to "SxProps"

Decreases typescript performance otherwise

* Disallow "top" and "third-level" MUI imports

* Exclude "node_modules" in tsconfig

src/components/settings/MutableListSetting.tsx

@@ -6,17 +6,15 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/.
  */
 
-import {
-    Button,
-    Dialog,
-    DialogTitle,
-    ListItem,
-    ListItemButton,
-    ListItemText,
-    Stack,
-    Tooltip,
-    Typography,
-} from '@mui/material';
+import Button from '@mui/material/Button';
+import Dialog from '@mui/material/Dialog';
+import DialogTitle from '@mui/material/DialogTitle';
+import ListItem from '@mui/material/ListItem';
+import ListItemButton from '@mui/material/ListItemButton';
+import ListItemText from '@mui/material/ListItemText';
+import Stack from '@mui/material/Stack';
+import Tooltip from '@mui/material/Tooltip';
+import Typography from '@mui/material/Typography';
 import { useEffect, useState } from 'react';
 import DialogContent from '@mui/material/DialogContent';
 import DialogActions from '@mui/material/DialogActions';