message: Vulkan: fix storeOp for depth attachment.
  This gets rid of the "GMEM Store Depth / Stencil" bars seen with AGI.
diff: @@ -304,15 +304,16 @@ VkRenderPass VulkanFboCache::getRenderPass(RenderPassKey config) noexcept {
  // Populate the Depth Attachment.
  if (hasDepth) {
  - bool clear = any(config.clear & TargetBufferFlags::DEPTH);
  - bool discard = any(config.discardStart & TargetBufferFlags::DEPTH);
  + const bool clear = any(config.clear & TargetBufferFlags::DEPTH);
  + const bool discardStart = any(config.discardStart & TargetBufferFlags::DEPTH);
  + const bool discardEnd = any(config.discardEnd & TargetBufferFlags::DEPTH);
  depthAttachmentRef.layout = config.depthLayout;
  depthAttachmentRef.attachment = attachmentIndex;
  attachments[attachmentIndex++] = {
  .format = config.depthFormat,
  .samples = (VkSampleCountFlagBits) config.samples,
  - .loadOp = clear ? kClear : (discard ? kDontCare : kKeep),
  - .storeOp = VK_ATTACHMENT_STORE_OP_STORE,
  + .loadOp = clear ? kClear : (discardStart ? kDontCare : kKeep),
  + .storeOp = discardEnd ? kDisableStore : kEnableStore,
  .stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE,
  .stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE,
  .initialLayout = config.depthLayout,
  