reverting unrelated changes

Author: tinder-igorsokolov

fastfilter/src/main/java/org/fastfilter/utils/Hash.java

@@ -3,7 +3,7 @@
 import java.util.Random;
 
 public class Hash {
-    private static final Random random = new Random();
+    private static Random random = new Random();
 
     public static void setSeed(long seed) {
         random.setSeed(seed);

fastfilter/src/main/java/org/fastfilter/xor/XorBinaryFuse16.java

@@ -46,7 +46,7 @@ public long getBitCount() {
     }
 
     static int calculateSegmentLength(int arity, int size) {
-        final int segmentLength;
+        int segmentLength;
         if (arity == 3) {
             segmentLength = 1 << (int) Math.floor(Math.log(size) / Math.log(3.33) + 2.11);
         } else if (arity == 4) {
@@ -218,6 +218,7 @@ private void addAll(long[] keys) {
         alone = null;
         t2count = null;
         t2hash = null;
+
         for (int i = reverseOrderPos - 1; i >= 0; i--) {
             long hash = reverseOrder[i];
             int found = reverseH[i];