style: enable HideUtilityClassConstructor in checkstyle (#5147)

src/main/java/com/thealgorithms/bitmanipulation/IndexOfRightMostSetBit.java

@@ -5,7 +5,9 @@ package com.thealgorithms.bitmanipulation;
  * @author Bama Charan Chhandogi (https://github.com/BamaCharanChhandogi)
  */
 
-public class IndexOfRightMostSetBit {
+public final class IndexOfRightMostSetBit {
+    private IndexOfRightMostSetBit() {
+    }
     public static int indexOfRightMostSetBit(int n) {
         if (n == 0) {
             return -1; // No set bits

src/main/java/com/thealgorithms/bitmanipulation/IsEven.java

@@ -5,7 +5,9 @@ package com.thealgorithms.bitmanipulation;
  * @author Bama Charan Chhandogi (https://github.com/BamaCharanChhandogi)
  */
 
-public class IsEven {
+public final class IsEven {
+    private IsEven() {
+    }
     public static boolean isEven(int number) {
         return (number & 1) == 0;
     }

src/main/java/com/thealgorithms/bitmanipulation/IsPowerTwo.java

@@ -5,7 +5,9 @@ package com.thealgorithms.bitmanipulation;
  * @author Bama Charan Chhandogi (https://github.com/BamaCharanChhandogi)
  */
 
-public class IsPowerTwo {
+public final class IsPowerTwo {
+    private IsPowerTwo() {
+    }
     public static boolean isPowerTwo(int number) {
         if (number <= 0) {
             return false;

src/main/java/com/thealgorithms/bitmanipulation/NonRepeatingNumberFinder.java

@@ -5,7 +5,9 @@ package com.thealgorithms.bitmanipulation;
  * @author Bama Charan Chhandogi (https://github.com/BamaCharanChhandogi)
  */
 
-public class NonRepeatingNumberFinder {
+public final class NonRepeatingNumberFinder {
+    private NonRepeatingNumberFinder() {
+    }
 
     public static int findNonRepeatingNumber(int[] arr) {
         int result = 0;

src/main/java/com/thealgorithms/bitmanipulation/NumbersDifferentSigns.java

@@ -5,7 +5,9 @@ package com.thealgorithms.bitmanipulation;
  * @author Bama Charan Chhandogi
  */
 
-public class NumbersDifferentSigns {
+public final class NumbersDifferentSigns {
+    private NumbersDifferentSigns() {
+    }
 
     public static boolean differentSigns(int num1, int num2) {
         return (num1 ^ num2) < 0;

src/main/java/com/thealgorithms/bitmanipulation/ReverseBits.java

@@ -5,7 +5,9 @@ package com.thealgorithms.bitmanipulation;
  * @author Bama Charan Chhandogi
  */
 
-public class ReverseBits {
+public final class ReverseBits {
+    private ReverseBits() {
+    }
 
     public static int reverseBits(int n) {
         int result = 0;