test: dm: Reorder the objects to build

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/test/dm/Makefile b/test/dm/Makefile
index 8281779..82c0a0d 100644
--- a/test/dm/Makefile
+++ b/test/dm/Makefile
@@ -18,8 +18,8 @@
 obj-$(CONFIG_DM_TEST) += ut.o
 ifneq ($(CONFIG_SANDBOX),)
 obj-$(CONFIG_DM_GPIO) += gpio.o
-obj-$(CONFIG_DM_SPI) += spi.o
-obj-$(CONFIG_DM_SPI_FLASH) += sf.o
 obj-$(CONFIG_DM_I2C) += i2c.o
 obj-$(CONFIG_DM_PCI) += pci.o
+obj-$(CONFIG_DM_SPI_FLASH) += sf.o
+obj-$(CONFIG_DM_SPI) += spi.o
 endif