Switch to use adaptor folder API to silence deprecation warnings (#12094)

We are not actually having op folders in these two dialects. So just
switch it over.
diff --git a/compiler/src/iree/compiler/Dialect/Vulkan/IR/VulkanBase.td b/compiler/src/iree/compiler/Dialect/Vulkan/IR/VulkanBase.td
index c5f2bf6..3f2f6c5 100644
--- a/compiler/src/iree/compiler/Dialect/Vulkan/IR/VulkanBase.td
+++ b/compiler/src/iree/compiler/Dialect/Vulkan/IR/VulkanBase.td
@@ -32,6 +32,7 @@
     dialect contains useful utilities for targeting Vulkan both in CodeGen and
     runtime.
   }];
+  let useFoldAPI = kEmitFoldAdaptorFolder;
 }
 
 //===----------------------------------------------------------------------===//
diff --git a/llvm-external-projects/iree-dialects/include/iree-dialects/Dialect/LinalgTransform/LinalgTransformOps.td b/llvm-external-projects/iree-dialects/include/iree-dialects/Dialect/LinalgTransform/LinalgTransformOps.td
index 565d4d4..1747176 100644
--- a/llvm-external-projects/iree-dialects/include/iree-dialects/Dialect/LinalgTransform/LinalgTransformOps.td
+++ b/llvm-external-projects/iree-dialects/include/iree-dialects/Dialect/LinalgTransform/LinalgTransformOps.td
@@ -19,6 +19,7 @@
   let dependentDialects = [
     "linalg::LinalgDialect",
   ];
+  let useFoldAPI = kEmitFoldAdaptorFolder;
 }
 
 // Operations with this trait must provide the following methods: