Fix 'icon' prop typing for ConfirmButton component (#386)

* fix icon typing

* Remove unused imports

* remove unused imports

Author: andrii-i

src/components/confirm-buttons.tsx

@@ -1,17 +1,12 @@
-import { Box, Button, Chip, IconButton, SvgIconTypeMap } from '@mui/material';
+import { Box, Button, Chip, IconButton } from '@mui/material';
 import React, { useState } from 'react';
 import { useTranslator } from '../hooks';
 import CloseIcon from '@mui/icons-material/Close';
-import { OverridableComponent } from '@mui/material/OverridableComponent';
 
 export function ConfirmButton(props: {
   onConfirm: () => void;
   confirmationText: string;
-  icon:
-    | JSX.Element
-    | (OverridableComponent<SvgIconTypeMap<unknown, 'svg'>> & {
-        muiName: string;
-      });
+  icon?: JSX.Element;
   name?: string | undefined;
   remainAfterConfirmation?: boolean;
   remainText?: string;