Removed mui import statements from BarGraph.tsx.

Co-authored-by: Chris LeBrett <100822842+fscgolden@users.noreply.github.com>
Co-authored-by: Robby Tipton <100332566+RobbyTipton@users.noreply.github.com>
Co-authored-by: Joseph Park <10874783+joeepark@users.noreply.github.com>
Co-authored-by: David Kim <101825171+codejunkie7@users.noreply.github.com>
Co-authored-by: Kevin HoEun Lee <14950124+khobread@users.noreply.github.com>

Author: RobbyTipton

src/app/components/BarGraph.tsx

@@ -1,6 +1,5 @@
 // @ts-nocheck
 import React, { useEffect, useState } from 'react';
-import { FormControl, InputLabel, Select, MenuItem } from '@mui/material';
 import { BarStack } from '@visx/shape';
 import { SeriesPoint } from '@visx/shape/lib/types';
 import { Group } from '@visx/group';