Merge pull request #17493 from taosdata/fix/TD-19655-V30

fix: cleanup tdbExOVFL test cases

fix:defects in coverity scan

fix: coverity issues

refactor: remove redundant codes and do some internal refactor.

fix: coverity scan problem

fix(shell): repair some recoverity  problems and restore zhiqiang chinese modifing

fix: coverity problem for trow

fix: fix scan coverity issue

feat(stream):optimize state window disc buff

fix(sim): buffer size not enough

fix: fix coverity issues

test:add testcase of taosd  command

enh: show the restore status of vnode when show vgroups

enh: enable the -Wformat=2 compiler option

rm deleted table idx