Release Notes
from：release/ver-2.6.0.6
to：release/ver-2.6.0.8
FIX BUGS:
fix: fixed compilation errors produced by old gcc version (#14619)
fix: masters number in log.dnodes_info (#14489)
fix: tsdb read merge block and memory condition check is not right (#14395)
fix: fix a typo(#14387)
fix: resolve arithmetic issues of first/last/last_row with keepColumnName enabled (#14365)
fix: filter condition filterRmUnitRange can not reset unitIdx (#14372)
fix: percentile second scan not call cause crash (#14326)
fix: add error code TSDB_CODE_TSC_TOO_MANY_SML_LINES (#14280)
fix: fixed activation info error (#814)