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fix

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fix(tool): kitex tool 的一些小修复

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en:

1. fix "initGoMod" function to create go.mod in given dir.
2. simplify thriftgo execution, remove thriftgo version check.
3. remove -rapid argument (no longer used.), rename local_thriftgo -> local-thriftgo (unify namestyle)
   zh(optional):
4. 修复 initGoMod 函数，以便在给定的 curpath 目录创建 go.mod
5. 简化 thriftgo 内嵌相关参数、删除了 thriftgo 进程唤起时的检查（默认内嵌了，不再必要了）
6. 删除了 -rapid 参数（不再必要），将 local_thriftgo 参数修复为 local-thriftgo （统一命名风格）

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