Remove display

Author: Hardvan

src/main/java/com/thealgorithms/datastructures/heaps/GenericHeap.java

@@ -41,13 +41,6 @@ private void upHeapify(int ci) {
         }
     }
 
-    /**
-     * Displays the contents of the heap.
-     */
-    public void display() {
-        System.out.println(this.data);
-    }
-
     /**
      * Returns the number of elements in the heap.
      *

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

@@ -82,12 +82,4 @@ void testUpdatePriorityForNonExistentItem() {
         Exception exception = assertThrows(IllegalArgumentException.class, () -> heap.updatePriority(100));
         assertEquals("Item not found in the heap", exception.getMessage());
     }
-
-    @Test
-    void testDisplay() {
-        heap.add(10);
-        heap.add(20);
-        heap.add(5);
-        heap.display(); // Just checking no exceptions are thrown.
-    }
 }