*: Fix compile error under macos (#9102)

ref #8835, close #9101

Fix compile error under macos

Signed-off-by: JaySon-Huang <tshent@qq.com>

dbms/src/Common/MemoryAllocTrace.cpp

@@ -25,14 +25,14 @@ std::tuple<uint64_t *, uint64_t *> getAllocDeallocPtr()
 {
 #if USE_JEMALLOC
     uint64_t * ptr1 = nullptr;
-    uint64_t size1 = sizeof ptr1;
+    size_t size1 = sizeof(ptr1);
     je_mallctl("thread.allocatedp", reinterpret_cast<void *>(&ptr1), &size1, nullptr, 0);
     uint64_t * ptr2 = nullptr;
-    uint64_t size2 = sizeof ptr2;
+    size_t size2 = sizeof(ptr2);
     je_mallctl("thread.deallocatedp", reinterpret_cast<void *>(&ptr2), &size2, nullptr, 0);
     return std::make_tuple(ptr1, ptr2);
 #else
     return std::make_tuple(nullptr, nullptr);
 #endif
 }
-} // namespace DB
+} // namespace DB