Implement the discovery service by Etcd

add consist load balance

feat: add least active load balance

bugfix: commit or rollback success,but ctx error happens

Update .asf.yaml

Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.9.0 to 0.17.0.
- [Commits](https://github.com/golang/crypto/compare/v0.9.0...v0.17.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

1. unit test for XidLoadBalance 
2. XidLoadBalance bug fix

test: unit test for randomloadbalance

optimize info log format for rm_branch_commit_processor.go

* feat: new feature for service discovery

1.Completed the code for organizing the workflow.
2.Implemented FileRegistryService based on local configuration files.

* style: go imports

* refactor: avoid the uncertainty of SQL field order in unit test.

refactor select_for_update_executor_test.go to avoid the uncertainty of SQL field order causing test code to pass and fail sometimes.

Error: Unable to resolve action icomponent/mysql-action, repository not found

add collection ut (#570)

add 1.2.0 change log (#567)

* add 1.2.0 change log

Co-authored-by: Yuecai Liu <38887641+luky116@users.noreply.github.com>

* add 1.2.0 change log

* feat: fix xa local bug

Merge branch 'seata:master' into master

* fix xa branch commit bug

fix xa begin bug

* fix log


Co-authored-by: liuyuecai <liuyuecai@360.cn>

* perf: optimize the performance of XA transactions

* feat: fix xa driver failure

---------

Co-authored-by: liuyuecai <luky116@126.com>

* fix get db version bug

* fix get db version bug

feat add integrate_test

optimize go imports style

* feat: add xa

sort before get column name