message: Drop schema_conversion_utils from the Makefile.
diff: @@ -232,7 +232,6 @@ tensorflow/lite/core/api/op_resolver.cc \
  tensorflow/lite/core/api/tensor_utils.cc \
  tensorflow/lite/kernels/internal/quantization_util.cc \
  tensorflow/lite/kernels/kernel_util.cc \
  -tensorflow/lite/schema/schema_conversion_utils.cc \
  tensorflow/lite/schema/schema_utils.cc
  MICROLITE_CC_SRCS := $(filter-out $(MICROLITE_TEST_SRCS), $(MICROLITE_CC_BASE_SRCS))
  @@ -309,7 +308,6 @@ tensorflow/lite/kernels/op_macros.h \
  tensorflow/lite/kernels/padding.h \
  tensorflow/lite/portable_type_to_tflitetype.h \
  tensorflow/lite/schema/schema_generated.h \
  -tensorflow/lite/schema/schema_conversion_utils.h \
  tensorflow/lite/schema/schema_utils.h \
  tensorflow/lite/version.h
  