Apply recent changes from the tutorial

Author: SaschaWillems

en/03_Drawing_a_triangle/04_Swap_chain_recreation.adoc

@@ -57,12 +57,12 @@ We'll move the cleanup code of all objects that are recreated as part of a swap
 [,c++]
 ----
 void cleanupSwapChain() {
-    for (size_t i = 0; i < swapChainFramebuffers.size(); i++) {
-        vkDestroyFramebuffer(device, swapChainFramebuffers[i], nullptr);
+    for (auto framebuffer : swapChainFramebuffers) {
+        vvkDestroyFramebuffer(device, framebuffer, nullptr);
     }
 
-    for (size_t i = 0; i < swapChainImageViews.size(); i++) {
-        vkDestroyImageView(device, swapChainImageViews[i], nullptr);
+    for (auto imageView : swapChainImageViews) {
+        vkDestroyImageView(device, imageView, nullptr);
     }
 
     vkDestroySwapchainKHR(device, swapChain, nullptr);