fix diff error during interleave table blocks and enhance table groupby limit test case

src/query/src/qAggMain.c

@@ -223,7 +223,7 @@ int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionI
     if (functionId == TSDB_FUNC_INTERP) {
       *interBytes = sizeof(SInterpInfoDetail);
     } else if (functionId == TSDB_FUNC_DIFF) {
-      *interBytes = sizeof(SDiffFunctInfo);
+      *interBytes = sizeof(SDiffFuncInfo);
     } else {
       *interBytes = 0;
     }

tests/script/fullGeneralSuite.sim

@@ -38,6 +38,7 @@ run general/compute/stddev.sim
 run general/compute/sum.sim
 run general/compute/top.sim
 run general/compute/block_dist.sim
+run general/compute/table_group.sim
 run general/db/alter_option.sim
 run general/db/alter_tables_d2.sim
 run general/db/alter_tables_v1.sim

tests/script/general/compute/testSuite.sim

@@ -20,3 +20,4 @@ run general/compute/stddev.sim
 run general/compute/sum.sim
 run general/compute/top.sim
 run general/compute/block_dist.sim
+run general/compute/table_group.sim

tests/script/regressionSuite.sim

@@ -38,6 +38,7 @@ run general/compute/stddev.sim
 run general/compute/sum.sim
 run general/compute/top.sim
 run general/compute/block_dist.sim
+run general/compute/table_group.sim
 run general/db/alter_option.sim
 run general/db/alter_tables_d2.sim
 run general/db/alter_tables_v1.sim