Open Source Promotion Plan 2022 - upgrade opentracing api version & adapter opentelemetry api

[glmapper]

Currently, sofa-tracer relies on the openTracing version 0.22.0. This version has been out of date for a long time and we need to update to the official recommended stable version. In addition, we need to provide an API layer to accommodate OpentElemetry.
Tasks:
1、upgrade opentracing version to release-0.33.0
2、adapter https://opentelemetry.io/docs/migration/opentracing/
3、provide intergration doc and guides

[seeflood]

宋老师优秀
我开了个课题征集的 issue sofastack/sofastack.tech#876

[dinglianghui]

老师，能不能带我一个，对开源很有兴趣，方便的话加个微信呗dlh1247726484

[seeflood]

@dinglianghui 好呀好呀欢迎，不过现在离学生报名还早，可以先看下社区其他活动
比如源码解析
sofastack/sofa-registry#205
mosn/layotto#444

或者 新手任务系列
mosn/layotto#108 (comment)

[vwyuheng]

老板啥时候升级完成@glmapper

[glmapper]

按照开源之夏去年的进度，学生完整完成项目需要到9-10 月份左右