use @DubboService protocol not support tri

[SpringDay6]

• [ ] I have searched the issues of this repository and believe that this is not a duplicate.

Environment

• Dubbo version: 3.1.1
• Operating System version:win10
• Java version: java8

Steps to reproduce this issue

@DubboService(protocol = "dubbo,tri") start spring boot it will generate a error,java.lang.IllegalStateException: Protocol not found: tri