build_system: add scripts of sign tool [1/1]

PD#SWPL-98728

Problem:
add sign tool.

Solution:
add sign tool.

Verify:
A113L_AD403

Signed-off-by: yang.li <yang.li@amlogic.com>
Change-Id: I6eba29256a2d93034f61538cffd2163f7ca03f28
diff --git a/Makefile b/Makefile
index 9ba8fbd..bfe56d5 100644
--- a/Makefile
+++ b/Makefile
@@ -26,7 +26,7 @@
 kernel_DIR	:= $(PRJDIR)/kernel/$(KERNEL)
 fw_DIR		:= $(PRJDIR)/firmware
 product_DIR	:= $(PRJDIR)/products
-sign_tool_DIR	:= $(PRJDIR)/tools/sign_tool
+sign_tool_DIR	:= $(PRJDIR)/scripts/sign_tool
 adnl_DIR	:= $(PRJDIR)/tools/adnl
 
 output_DIR		:= $(PRJDIR)/output
@@ -197,7 +197,7 @@
 .PHONY: dist
 dist: all $(DIST_TARGETS)
 #	$(call SIGN_IMAGE,bootloader,512)
-#	$(call SIGN_IMAGE,kernel,1024)
+	$(call SIGN_IMAGE,kernel,1024)
 
 $(DIST_DIR):
 	@ install -d $(DIST_DIR)