test: restore case

refactor(sync): refactor sync

Feature/addIdxToSysTable

fix: fix coverity scan defeats

fix: rm redundance

fix: return 0 usage when pTsdb is null

fix: null column value when build rsma result

enh: add warn log for abnormal monitor value

fix: give clear msg when failed to connect 

* fix: func basename error

* chore: add cargo update
Co-authored-by: Shuduo Sang <sangshuduo@gmail.com>

* chore: rm tools/taosws-rs

* chore: add taosws-rs to .gitignore