Upgrade socket.io to version 4.7.5

[LinhoonYu]

解决openSCA扫描的egg-socket.io相关间接依赖版本漏洞问题

1. socket.io-parser：[egg-socket.io:4.1.6]/[socket.io:2.5.0]/[socket.io-client:2.5.0]/[socket.io-parser:3.3.3]]
2. engine.io：[egg-socket.io:4.1.6]/[socket.io:2.5.0]/[engine.io:3.6.1]]
3. debug： [egg-socket.io:4.1.6]/[socket.io:2.5.0]/[debug:4.1.1]]

Summary by CodeRabbit

• Chores
  • Updated socket.io dependency from version ^2.1.1 to ^4.7.5 for improved performance and security.