chore(git): 更新.gitignore以忽略生成文件

- 添加了对 packages/cli/src/generated/ 目录的忽略规则
- 添加了对 packages/core/src/generated/ 目录的忽略规则
- 添加了对 packages/vscode-ide-companion/ 下所有 .vsix 文件的忽略规则

Author: hqwlkj

.gitignore

@@ -10,6 +10,8 @@ src/generated/
 *.vsix
 .deepcode/settings.json
 
+# TypeScript build info files
+*.tsbuildinfo
 
 # Generated files
 packages/cli/src/generated/