enh: optimize last pruning logic

fix(tsdb/cache): update nCols of merge tree to avoid assert failed

fix(query): do not update ts window at exchange operator.

fix: truncate of server version

test: add case for TS-2687 wide column

fix: client invalid write issue

fix: add sma load time

enh: optimize count(1) performance

fix: order by error info

fix: modify minrows/maxrows range and add cases

ehn(tsdb/cache): skip invalid row or data block directly with merge tree

fix(client): set the initial value for num_of_rows.

fix(tmq): release the tmq properly, and add some logs for subscription.

test:fix that timestamps can be validated correctly in testcase