message: Build XNNPACK delegate as a static library
  This is a work-around for improper linking of libXNNPACK.a into
  libxnnpack_delegate.so in Mac builds.
diff: @@ -18,6 +18,7 @@ cc_library(
  name = "xnnpack_delegate",
  srcs = ["xnnpack_delegate.cc"],
  hdrs = ["xnnpack_delegate.h"],
  + linkstatic = True,
  deps = [
  "//tensorflow/lite:kernel_api",
  "//tensorflow/lite:util",
  