pmd errors fix

Author: JAPNITSINGH

src/main/java/com/thealgorithms/sorts/SmoothSort.java

@@ -13,12 +13,12 @@ public SmoothSort() {
     private static <T extends Comparable<T>> void smoothSort(T[] array) {
         LeonardoHeap<T> leonardoHeap = new LeonardoHeap<T>();
 
-        for (final var element: array) {
+        for (final var element : array) {
             leonardoHeap.addElement(element);
         }
 
         for (int i = 0; i < array.length; i++) {
-            array[array.length - i - 1] = leonardoHeap.removeElement();;
+            array[array.length - i - 1] = leonardoHeap.removeElement();
         }
     }
 

src/test/java/com/thealgorithms/datastructures/heaps/LeonardoHeapTest.java

@@ -2,10 +2,6 @@
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Random;
-
 import org.junit.jupiter.api.Test;
 
 public class LeonardoHeapTest {
@@ -63,7 +59,7 @@ public void testAlwaysCurrentMaxElementIsRemoved() {
         heap.addElement(8);
         heap.addElement(7);
         heap.addElement(3);
-        
+
         heap.addElement(4);
         heap.addElement(4);
         heap.addElement(4);
@@ -94,7 +90,7 @@ public void testForCompareChildAndSwap() {
         heap.addElement(33);
         heap.addElement(40);
         heap.addElement(28);
-        
+
         heap.addElement(95);
         heap.addElement(29);
         heap.addElement(88);
@@ -121,6 +117,4 @@ public void testForCompareChildAndSwap() {
         assertEquals(88, heap.removeElement());
         assertEquals(84, heap.removeElement());
     }
-
-
 }