enh: flush database in testcase alter_replica_13.sim to trigger snapshot repl

enh: trim the last WAL idx file which is not fsynced

fix: round lastApplyIndex up to beginIndex -1 in syncBeginSnapshot

ci:add taosx compilation in ci

fix(query): add qsort for alpine.

Fix/TD-21761

enh: remove unused old routines in sync

fix: not keep wal log vnodeCommit'ed for single replica db

fix: wal ref

* fix: taosbenchmark ignore drop db failure for cloud

* fix: update taos-tools 0cd564a for main

fix: task db

refactor:do some internal refactor.