Prefer using collection expressions with implicit object creation when the type is clear

src/Ryujinx.Graphics.Vulkan/MemoryAllocator.cs

@@ -21,7 +21,7 @@ namespace Ryujinx.Graphics.Vulkan
             _api = api;
             _physicalDevice = physicalDevice;
             _device = device;
-            _blockLists = new List<MemoryAllocatorBlockList>();
+            _blockLists = [];
             _blockAlignment = (int)Math.Min(int.MaxValue, MaxDeviceMemoryUsageEstimate / _physicalDevice.PhysicalDeviceProperties.Limits.MaxMemoryAllocationCount);
             _lock = new(LockRecursionPolicy.NoRecursion);
         }