config(database): 更新数据库连接URL配置

- 移除过时的字符编码和时区参数
- 添加allowPublicKeyRetrieval=true参数以解决公钥检索问题
- 简化数据库连接URL配置项

music-houduan/src/main/resources/application.yml

@@ -12,7 +12,7 @@ spring:
   # 数据库配置
   datasource:
     driver-class-name: com.mysql.cj.jdbc.Driver
-    url: jdbc:mysql://127.0.0.1:3306/music_db?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=false&serverTimezone=Asia/Shanghai
+    url: jdbc:mysql://127.0.0.1:3306/music_db?useSSL=false&allowPublicKeyRetrieval=true
     username: root
     password: 123456
     hikari: