fix(stream): window_close crash

fix: tsdb merge bug

test: use flush data into disk,not restart taosd

存储资源估算的计算公式有误

Minor adjustments to crash_gen tool

fix: asan error

test: let case run about and or for byte compute

fix: definite lost while send msg on dnode exiting

enh: rm table idx

Minor adjustments to crash_gen tool, so that it can work with 3.0 code base, now can do simple -t 4 -s 25

refactor(stream): internal refactor

other: comment out the rsma test case and add debug logs

feat(stream): stream state support delete

fix(sync): snapshot strategy wal first

test: valgrind case

fix: resolve valgrind memory issues