fix:core dump in tsdbreader is null when tsdbreader is closed by subscribe msg and current offset equal to saved

fix(stream): add some logs and set the wal offset to be the ended version when finishing the step2 recover stage.

fix: add on conditions null check and rightRowLocations no longer hides the outer scope rightRowLocations

fix: using right rows to build hash table when the tag equal cond is not null and same ts row row number is greater than 16

This reverts commit 9ce1e8cc.

presents

fix:[TS-3347]set ver to first version if version stored is smaller than first version in wal when subscribe db