Eliminated warning

src/ts/ui/fileEdit/fileEditUi/actionManager/actions/dataRaces/DataRace.tsx

-import React, { useContext, useEffect, useState } from "react";
+import React, { useContext, useState } from "react";
 import { Alert, Button, Form, Modal } from "react-bootstrap";
 import { connect, connections } from "../../../../../util/janiConnection/janiConnection";
 import { JANIConnection } from "../../../../../util/janiConnection/janiConnectionTypes";