message: expenses: GridHelper, switched to enums
diff: import React from 'react'
  import { GridRenderCellParams } from '@mui/x-data-grid'
  +import { ExpenseStatus } from 'gql/expenses'
  +
  export const statusRenderCell = (cellValues: GridRenderCellParams): React.ReactNode => {
  const style =
  - cellValues.value === 'pending'
  + cellValues.value === ExpenseStatus.pending
  ? { color: 'blue' }
  - : cellValues.value === 'approved'
  + : cellValues.value === ExpenseStatus.approved
  ? { color: 'green' }
  - : cellValues.value === 'canceled'
  + : cellValues.value === ExpenseStatus.canceled
  ? { color: 'red' }
  : { color: '' }
  