Merge pull request #8627 from taosdata/enhance/TS-567

[TS-567]<enhance>: improve aggregate performance for tiny block

src/tsdb/src/tsdbCommit.c

@@ -1186,7 +1186,7 @@ int tsdbWriteBlockImpl(STsdbRepo *pRepo, STable *pTable, SDFile *pDFile, SDFile
     return -1;
   }
 
-  uint32_t aggrStatus = ((nColsNotAllNull > 0) && (rowsToWrite > 8)) ? 1 : 0;  // TODO: How to make the decision?
+  uint32_t aggrStatus = nColsNotAllNull > 0 ? 1 : 0;
   if (aggrStatus > 0) {
 
     taosCalcChecksumAppend(0, (uint8_t *)pAggrBlkData, tsizeAggr);