Updating StringInputWidget to use underscore instead of lodash (#30528)

frontend/src/metabase/parameters/components/widgets/StringInputWidget/StringInputWidget.tsx

 import React, { useState } from "react";
 import { t } from "ttag";
-import { isEqual, isString, isEmpty } from "lodash";
+import { isEqual, isString, isEmpty } from "underscore";
 
 import TokenField, { parseStringValue } from "metabase/components/TokenField";
 import {