lintエラー修正

Author: na-trium-144

app/terminal/terminal.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { RefObject, useEffect, useRef, useState } from "react";
+import { useEffect, useRef, useState } from "react";
 import { Terminal } from "@xterm/xterm";
 import { FitAddon } from "@xterm/addon-fit";
 import "@xterm/xterm/css/xterm.css";