add snapshot comm register in init subgroup Created-by: jl1431 Commit-by: jl1431 Merged-by: cann-robot Description: ## 描述 add snapshot comm register in init subgroup ## 类型标签 - [x] Bug修复 - [ ] 新特性 - [ ] 性能优化 - [ ] 文档更新 - [ ] 其他，请描述： See merge request: cann/hcomm!236