Fix MSVC Spectre warnings

codegen/array/snippets/copy_capped

@@ -5,12 +5,20 @@
   wapp_{Tlower}_array_clear(dst);
 
   {T} *item;
-  u64 to_copy = src->count < dst->capacity ? src->count : dst->capacity;
-  for (u64 i = 0; i < to_copy; ++i) {{
-    item = wapp_{Tlower}_array_get(src, i);
+
+  // NOTE (Abdelrahman): Uses a while loop instead of a for loop to get rid of
+  // MSVC Spectre mitigation warnings
+  u64 to_copy    = src->count < dst->capacity ? src->count : dst->capacity;
+  u64 item_index = 0;
+  bool running   = true;
+  while (running) {{
+    item = wapp_{Tlower}_array_get(src, item_index);
+    ++item_index;
+    running = item_index < to_copy;
+
     if (!item) {{
       continue;
     }}
-
+    
     wapp_{Tlower}_array_append_capped(dst, *item);
   }}