hvmloader: drop pointless objcopy invocation

It doesn't alter the image in any way.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/tools/firmware/hvmloader/Makefile
+++ b/tools/firmware/hvmloader/Makefile
@@ -84,9 +84,7 @@ vpath static_tables.c $(ACPI_PATH)
 OBJS += $(ACPI_OBJS)
 
 hvmloader: $(OBJS)
-	$(LD) $(LDFLAGS_DIRECT) -N -Ttext $(LOADADDR) -o hvmloader.tmp $^
-	$(OBJCOPY) hvmloader.tmp hvmloader
-	rm -f hvmloader.tmp
+	$(LD) $(LDFLAGS_DIRECT) -N -Ttext $(LOADADDR) -o $@ $^
 
 roms.inc: $(ROMS)
 	echo "/* Autogenerated file. DO NOT EDIT */" > $@.new