Improve language selector (#5487)

* Improve language selector

* Add Germany to German

* Run prepr:frontend

* Remove `'` in icon map

* Add Italy to Italian

apps/frontend/src/locales/zh-CN/languages.json

@@ -1,58 +0,0 @@
-{
-	"ar": "阿拉伯语",
-	"be": "白俄罗斯语",
-	"bg": "保加利亚语",
-	"bn": "孟加拉语",
-	"ca": "加泰罗尼亚语",
-	"cs": "捷克语",
-	"da": "丹麦语",
-	"de": "德语",
-	"de-CH": "德语（瑞士）",
-	"el": "希腊语",
-	"en-GB": "英语（英国）",
-	"en-US": "英语（美国）",
-	"en-x-lolcat": "萌猫语",
-	"en-x-pirate": "英语（海盗语）",
-	"en-x-updown": "英语（颠倒）",
-	"en-x-uwu": "英语（UwU）",
-	"eo": "世界语",
-	"es": "西班牙语",
-	"et": "爱沙尼亚语",
-	"fi": "芬兰语",
-	"fr": "法语",
-	"fr-BE": "法语（比利时）",
-	"fr-CA": "法语（加拿大）",
-	"he": "希伯来语",
-	"hi": "印地语",
-	"hr": "克罗地亚语",
-	"hu": "匈牙利语",
-	"id": "印度尼西亚语",
-	"it": "意大利语",
-	"ja": "日语",
-	"kk": "哈萨克语",
-	"ko": "韩语",
-	"ky": "柯尔克孜语",
-	"lt": "立陶宛语",
-	"lv": "拉脱维亚语",
-	"ms": "马来语",
-	"nb": "书面挪威语",
-	"nl": "荷兰语",
-	"nn": "新挪威语",
-	"pes": "波斯语",
-	"pl": "波兰语",
-	"pt": "葡萄牙语",
-	"pt-BR": "葡萄牙语（巴西）",
-	"ro": "罗马尼亚语",
-	"ru": "俄语",
-	"ru-x-bandit": "俄语（黑帮俚语）",
-	"sk": "斯洛伐克语",
-	"sv": "瑞典语",
-	"th": "泰语",
-	"tok": "道本语",
-	"tr": "土耳其语",
-	"tt": "鞑靼语",
-	"uk": "乌克兰语",
-	"vi": "越南语",
-	"zh-Hans": "中文（简体）",
-	"zh-Hant": "中文（繁体）"
-}

apps/frontend/src/locales/zh-CN/meta.json

@@ -1,10 +0,0 @@
-{
-	"displayName": {
-		"description": "Please enter the name of the language in its specific variant or regional form (e.g., English (US) for American English, not just English). If the language does not have any specific variant, simply enter the name of the language (e.g., Français, Deutsch).",
-		"message": "简体中文（中国大陆）"
-	},
-	"searchTerms": {
-		"description": "Please provide additional search terms associated with the language, if needed, to enhance the search functionality (e.g., American English, Deutschland). Each search term should be entered on a separate line. Translate as a hyphen (-) if no additional terms are needed.",
-		"message": "China\nChinese\nSimplified Chinese\nChinese Simplified\n简体中文\n华文\n汉语\n华语\n中文\n中国"
-	}
-}