tiny fix

Signed-off-by: HunDunDM <hundundm@gmail.com>

server/schedulers/hot_region_v2.go

@@ -123,19 +123,19 @@ func (bs *balanceSolver) calcProgressiveRankV2() {
 	secondScore := bs.getScoreByPriorities(bs.secondPriority, bs.secondPriorityV2Ratios)
 	bs.cur.firstScore, bs.cur.secondScore = firstScore, secondScore
 	switch {
-	case firstScore == 1 && secondScore == 1:
+	case firstScore > 0 && secondScore > 0:
 		// If belonging to the case, all two dim will be more balanced, the best choice.
 		bs.cur.progressiveRank = -4
-	case firstScore == 1 && secondScore == 0:
+	case firstScore > 0 && secondScore == 0:
 		// If belonging to the case, the first priority dim will be more balanced, the second priority dim will be not worsened.
 		bs.cur.progressiveRank = -3
-	case firstScore == 1:
+	case firstScore > 0:
 		// If belonging to the case, the first priority dim will be more balanced, ignore the second priority dim.
 		bs.cur.progressiveRank = -2
-	case firstScore == 0 && secondScore == 1:
+	case firstScore == 0 && secondScore > 0:
 		// If belonging to the case, the first priority dim will be not worsened, the second priority dim will be more balanced.
 		bs.cur.progressiveRank = -1
-	case secondScore == 1:
+	case secondScore > 0:
 		// If belonging to the case, the second priority dim will be more balanced, ignore the first priority dim.
 		// It's a solution that cannot be used directly, but can be optimized.
 		bs.cur.progressiveRank = 0