Update HandleAllocator in test (#8508)

Author: poweifeng

filament/backend/test/test_Handles.cpp

@@ -27,10 +27,10 @@ using namespace filament::backend;
 static constexpr uint32_t HANDLE_HEAP_FLAG = 0x80000000u;
 static constexpr size_t POOL_SIZE_BYTES = 8 * 1024U * 1024U;
 // NOTE: actual count may be lower due to alignment requirements
-constexpr size_t const POOL_HANDLE_COUNT = POOL_SIZE_BYTES / (32 + 96 + 136); // 31775
+constexpr size_t const POOL_HANDLE_COUNT = POOL_SIZE_BYTES / (32 + 96 + 184); // 31775
 
 // This must match HandleAllocatorGL, so its implementation is present on all platforms.
-#define HandleAllocatorTest  HandleAllocator<32,  96, 136>    // ~4520 / pool / MiB
+#define HandleAllocatorTest  HandleAllocator<32,  96, 184>    // ~4520 / pool / MiB
 
 struct MyHandle {
 };