Cleaned the imports and corrected the default language code in uiSlice.js

Client/src/Components/LanguageSelector.jsx

@@ -1,4 +1,3 @@
-import { useState } from "react";
 import { useTranslation } from "react-i18next";
 import { Box, MenuItem, Select, Stack } from "@mui/material";
 import { useTheme } from "@emotion/react";

Client/src/Features/UI/uiSlice.js

@@ -23,7 +23,7 @@ const initialState = {
 	greeting: { index: 0, lastUpdate: null },
 	timezone: "America/Toronto",
 	distributedUptimeEnabled: false,
-	language: "gb",
+	language: "en",
 };
 
 const uiSlice = createSlice({