Add kotlin code for the chapter of stack and queue (#1162)

* modified array.kt.

* feat(kotlin): add kotlin code for the chapter of stack and queue.

* modified array.kt

* modified comments.

codes/kotlin/chapter_stack_and_queue/stack.kt

@@ -0,0 +1,39 @@
+/**
+ * File: stack.kt
+ * Created Time: 2024-01-25
+ * Author: curtishd (1023632660@qq.com)
+ */
+
+package chapter_stack_and_queue
+
+import java.util.*
+
+/* Driver Code */
+fun main() {
+    /* 初始化栈 */
+    val stack = Stack<Int>()
+
+    /* 元素入栈 */
+    stack.push(1)
+    stack.push(3)
+    stack.push(2)
+    stack.push(5)
+    stack.push(4)
+    println("栈 stack = $stack")
+
+    /* 访问栈顶元素 */
+    val peek = stack.peek()
+    println("栈顶元素 peek = $peek")
+
+    /* 元素出栈 */
+    val pop = stack.pop()
+    println("出栈元素 pop = $pop，出栈后 stack = $stack")
+
+    /* 获取栈的长度 */
+    val size = stack.size
+    println("栈的长度 size = $size")
+
+    /* 判断是否为空 */
+    val isEmpty = stack.isEmpty()
+    println("栈是否为空 = $isEmpty")
+}