Add automatic generation of mipmaps to Vulkan

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1916563002

Review URL: https://codereview.chromium.org/1916563002
diff --git a/src/gpu/vk/GrVkStencilAttachment.cpp b/src/gpu/vk/GrVkStencilAttachment.cpp
index 3af5488..a876aea 100644
--- a/src/gpu/vk/GrVkStencilAttachment.cpp
+++ b/src/gpu/vk/GrVkStencilAttachment.cpp
@@ -51,7 +51,7 @@
 
     const GrVkImageView* imageView = GrVkImageView::Create(gpu, imageResource->fImage,
                                                            format.fInternalFormat,
-                                                           GrVkImageView::kStencil_Type);
+                                                           GrVkImageView::kStencil_Type, 1);
     if (!imageView) {
         imageResource->unref(gpu);
         return nullptr;