Put salone.o back into arclib.  It's a lib so doesn't harm if unused atm.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/arc/Makefile b/arch/mips/arc/Makefile
index e842493..4f349ec 100644
--- a/arch/mips/arc/Makefile
+++ b/arch/mips/arc/Makefile
@@ -3,7 +3,7 @@
 #
 
 lib-y				+= cmdline.o env.o file.o identify.o init.o \
-				   misc.o time.o tree.o
+				   misc.o salone.o time.o tree.o
 
 lib-$(CONFIG_ARC_MEMORY)	+= memory.o
 lib-$(CONFIG_ARC_CONSOLE)	+= arc_con.o