test: fix TestRangeIntersection expected row count for release-8.5.6

X-Original-Commit: fd7cf508a1b002c04b329e73d56a27ae17069d5d

Author: ClamChowderTiDB

pkg/planner/core/casetest/index/testdata/index_range_out.json

@@ -391,8 +391,8 @@
         "SQL": "SELECT 1 FROM t_inlist_test FORCE INDEX (twoColIndex) WHERE a1 IN (44, 70, 76) AND (a1 > 70 OR (a1 = 70 AND b1 > 41));",
         "Plan": [
           "Projection 43.33 root  1->Column#5",
-          "└─IndexReader 54.17 root  index:IndexRangeScan",
-          "  └─IndexRangeScan 54.17 cop[tikv] table:t_inlist_test, index:twoColIndex(a1, b1) range:(70 41,70 +inf], [76,76], keep order:false, stats:pseudo"
+          "└─IndexReader 43.33 root  index:IndexRangeScan",
+          "  └─IndexRangeScan 43.33 cop[tikv] table:t_inlist_test, index:twoColIndex(a1, b1) range:(70 41,70 +inf], [76,76], keep order:false, stats:pseudo"
         ],
         "Result": null
       },