[heap] Fix a DCHECK after b09807

Change-Id: I839de4a0c96347728abc5a0a9f7e2c4f9678133b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1640200Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61956}

src/heap/heap.cc

@@ -219,7 +219,7 @@ void Heap::ComputeMaxSpaceSizes(uint64_t physical_memory,
   constexpr bool x64_bit = Heap::kPointerMultiplier >= 2;
   if (FLAG_huge_max_old_generation_size && x64_bit &&
       physical_memory / GB > 16) {
-    DCHECK_EQ(max_size / GB, 2048);
+    DCHECK_EQ(max_size / GB, 2);
     max_size *= 2;
   }
   old_space = Min<uint64_t>(old_space, max_size);