lib: Sort build objects in alphabetical order

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>

lib/utils/libfdt/objects.mk

@@ -7,8 +7,8 @@
 #   Atish Patra<atish.patra@wdc.com>
 #
 
-libfdt_files = fdt.o fdt_ro.o fdt_wip.o fdt_rw.o fdt_sw.o fdt_strerror.o \
-               fdt_empty_tree.o
+libfdt_files = fdt.o fdt_empty_tree.o fdt_ro.o fdt_rw.o fdt_strerror.o \
+               fdt_sw.o fdt_wip.o
 $(foreach file, $(libfdt_files), \
         $(eval CFLAGS_$(file) = -I$(src)/../../utils/libfdt))
 

lib/utils/serial/objects.mk

@@ -7,5 +7,5 @@
 #   Anup Patel <anup.patel@wdc.com>
 #
 
-libsbiutils-objs-y += serial/uart8250.o
 libsbiutils-objs-y += serial/sifive-uart.o
+libsbiutils-objs-y += serial/uart8250.o