Describe the bug

goctl generate typescript file error when multiple service names defined in 1.7.6 version

To Reproduce

1. The code is

   // file1.api
   service A {
      @handler login
      post /login (LoginReq) returns (LoginRsp)
   }
   // file2.api
   service A {
      @handler relogin
      post /relogin (LoginReq) returns (LoginRsp)
   }

2. The error is

   syntax error: xxx.api xx:x multiple service names defined <xxxxx> and <xxxxxx>
   

Expected behavior
success generate typescript file due to the support in api file generate.

Environments (please complete the following information):

• goctl version 1.7.6