HardSwish operator benchmark

PiperOrigin-RevId: 318409875
diff --git a/BUILD.bazel b/BUILD.bazel
index 0828fc6..d4d8fea 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -3603,6 +3603,14 @@
 )
 
 xnnpack_benchmark(
+    name = "hardswish_bench",
+    srcs = ["bench/hardswish.cc"],
+    copts = xnnpack_optional_tflite_copts(),
+    tags = ["nowin32"],
+    deps = OPERATOR_BENCHMARK_DEPS + xnnpack_optional_tflite_deps(),
+)
+
+xnnpack_benchmark(
     name = "max_pooling_bench",
     srcs = ["bench/max-pooling.cc"],
     deps = OPERATOR_BENCHMARK_DEPS,