fix:changes on getGumball to dispenseGumBall

Author: angie-3

lesson_16/objects/objects_app/src/main/java/com/codedifferently/lesson16/gumball/GumBallMachine.java

@@ -29,7 +29,7 @@ public void setRandomColors() {
     this.colors = colorArray[randIndex]; // Set a random color
   }
 
-  public int dispenseGumBallCount() {
+  public int getGumBallCount() {
     return this.gumBallCount;
   }
 

lesson_16/objects/objects_app/src/test/java/com/codedifferently/lesson16/gumball/GumballMachineTest.java

@@ -18,9 +18,9 @@ void setUp() {
 
   @Test
   void testGumBallCount_afterDispense() throws invalidCoinInsertedException {
-    int initialCount = testGumBallMachine.dispenseGumBallCount();
+    int initialCount = testGumBallMachine.getGumBallCount();
     testGumBallMachine.dispenseGumBall(0.25); // Dispense a gumball
-    assertEquals(initialCount - 1, testGumBallMachine.dispenseGumBallCount());
+    assertEquals(initialCount - 1, testGumBallMachine.getGumBallCount());
   }
 
   @Test
@@ -41,7 +41,6 @@ void testSetRandomColor() {
         previousColor, newColor, "The color should have changed after multiple attempts");
   }
 
-  
   @Test
   void testGetGumBall_whenMachineIsEmpty() throws invalidCoinInsertedException {
     for (int i = 0; i < 10; i++) {