Remove invalid outdated assert in vmaBeginDefragmentationPass

Closes #132
diff --git a/src/vk_mem_alloc.h b/src/vk_mem_alloc.h
index 3512b78..b3a8b76 100644
--- a/src/vk_mem_alloc.h
+++ b/src/vk_mem_alloc.h
@@ -18657,7 +18657,6 @@
 {

     VMA_ASSERT(allocator);

     VMA_ASSERT(pInfo);

-    VMA_HEAVY_ASSERT(VmaValidatePointerArray(pInfo->moveCount, pInfo->pMoves));

 

     VMA_DEBUG_LOG("vmaBeginDefragmentationPass");