[#1005] engine: Drop shards weights

Unused.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

pkg/local_object_storage/engine/shards_test.go

@@ -6,6 +6,7 @@ import (
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
+	"git.frostfs.info/TrueCloudLab/hrw"
 	"github.com/stretchr/testify/require"
 )
 
@@ -62,3 +63,27 @@ func TestDisableShards(t *testing.T) {
 
 	require.Equal(t, 1, len(e.shards))
 }
+
+func TestSortShardsByWeight(t *testing.T) {
+	t.Parallel()
+
+	const numOfShards = 500
+
+	var shards1 []hashedShard
+	var weights1 []float64
+	var shards2 []hashedShard
+	for i := 0; i < numOfShards; i++ {
+		shards1 = append(shards1, hashedShard{
+			hash: uint64(i),
+		})
+		weights1 = append(weights1, 0)
+		shards2 = append(shards2, hashedShard{
+			hash: uint64(i),
+		})
+	}
+
+	hrw.SortHasherSliceByWeightValue(shards1, weights1, 0)
+	hrw.SortHasherSliceByValue(shards2, 0)
+
+	require.Equal(t, shards1, shards2)
+}