[Vulkan] Fix a couple validation errors

src/xenia/gpu/vulkan/buffer_cache.cc

@@ -147,10 +147,10 @@ VkResult xe::gpu::vulkan::BufferCache::CreateVertexDescriptorPool() {
   std::vector<VkDescriptorPoolSize> pool_sizes;
   pool_sizes.push_back({
       VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
-      32768,
+      65536,
   });
   vertex_descriptor_pool_ =
-      std::make_unique<ui::vulkan::DescriptorPool>(*device_, 32768, pool_sizes);
+      std::make_unique<ui::vulkan::DescriptorPool>(*device_, 65536, pool_sizes);
 
   // 32 storage buffers available to vertex shader.
   // TODO(DrChat): In the future, this could hold memexport staging data.
@@ -599,6 +599,8 @@ VkDescriptorSet BufferCache::PrepareVertexSet(
     // This may not be possible (with indexed vfetch).
     uint32_t source_length = fetch->size * 4;
     uint32_t physical_address = fetch->address << 2;
+
+    // TODO(DrChat): This needs to be put in gpu::CommandProcessor
     // trace_writer_.WriteMemoryRead(physical_address, source_length);
 
     // Upload (or get a cached copy of) the buffer.