Update repository link and author information 更新仓库地址及作者信息 (#302)

Author: dodo939

plugins/mcdr_announcements/introduction-zh_cn.md

@@ -0,0 +1 @@
+一个服务器公告插件，支持彩色文本和多行文本，以及定时循环公告。

plugins/mcdr_announcements/introduction.md

@@ -0,0 +1 @@
+A server announcement plug-in that supports colored text and multi-line text, as well as scheduled loop announcements.

plugins/mcdr_announcements/plugin_info.json

@@ -3,15 +3,15 @@
 	"authors": [
 		{
 			"name": "dodo939",
-			"link": "https://github.com/yfydodo939"
+			"link": "https://github.com/yfy-dodo939"
 		}
 	],
-	"repository": "https://github.com/yfydodo939/mcdr_announcements",
+	"repository": "https://github.com/yfy-dodo939/mcdr_announcements",
 	"branch": "main",
 	"related_path": "latest",
 	"labels": ["information"],
 	"introduction": {
-		"en_us": "README.md",
-		"zh_cn": "README.md"
+		"en_us": "introduction.md",
+		"zh_cn": "introduction-zh_cn.md"
 	}
-}
+}