[heap] Fix DCHECK in UndoLastAllocationAt

Change-Id: I4ec51c8f1a0a9b5d9967898c2e89c9ba82ace6c5
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2997107
Auto-Submit: Victor Gomes <victorgomes@chromium.org>
Reviewed-by: Dominik Inführ <dinfuehr@chromium.org>
Commit-Queue: Dominik Inführ <dinfuehr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75485}

src/heap/heap.cc

@@ -3415,7 +3415,7 @@ void Heap::RightTrimWeakFixedArray(WeakFixedArray object,
 }
 
 void Heap::UndoLastAllocationAt(Address addr, int size) {
-  DCHECK_LE(size, 0);
+  DCHECK_LE(0, size);
   if (size == 0) return;
   if (code_space_->Contains(addr)) {
     Address* top = code_space_->allocation_top_address();