[mlir][Bazel] Add TestMemRef target.

Needed after D118285

Differential Revision: https://reviews.llvm.org/D118330

utils/bazel/llvm-project-overlay/mlir/BUILD.bazel

@@ -5719,6 +5719,7 @@ cc_binary(
         "//mlir/test:TestIR",
         "//mlir/test:TestLinalg",
         "//mlir/test:TestMath",
+        "//mlir/test:TestMemRef",
         "//mlir/test:TestPass",
         "//mlir/test:TestReducer",
         "//mlir/test:TestRewrite",

utils/bazel/llvm-project-overlay/mlir/test/BUILD.bazel

@@ -430,6 +430,20 @@ cc_library(
     ],
 )
 
+cc_library(
+    name = "TestMemRef",
+    srcs = glob(["lib/Dialect/MemRef/*.cpp"]),
+    defines = ["MLIR_CUDA_CONVERSIONS_ENABLED"],
+    includes = ["lib/Dialect/Test"],
+    deps = [
+        ":TestDialect",
+        "//mlir:Affine",
+        "//mlir:MemRefTransforms",
+        "//mlir:Pass",
+        "//mlir:Transforms",
+    ],
+)
+
 cc_library(
     name = "TestSCF",
     srcs = glob(["lib/Dialect/SCF/*.cpp"]),