Use asc rather than sig

src/freedombone-image

@@ -734,7 +734,7 @@ Image was created.
 "
 fi
 
-#ls -lh ${PROJECT_NAME}*.img ${PROJECT_NAME}*.sig ${PROJECT_NAME}*.xz ${PROJECT_NAME}*.vdi ${PROJECT_NAME}*.qcow2
+#ls -lh ${PROJECT_NAME}*.img ${PROJECT_NAME}*.asc ${PROJECT_NAME}*.xz ${PROJECT_NAME}*.vdi ${PROJECT_NAME}*.qcow2
 
 # Remove the mesh script after use
 if [[ $VARIANT == "mesh"* ]]; then
@@ -758,7 +758,6 @@ if [[ $IMAGE_TYPE != "qemu"* ]]; then
     echo $'To sign:'
     echo ''
     echo "  gpg -ba ${IMAGE_FILENAME}.xz"
-    echo "  mv ${IMAGE_FILENAME}.xz.asc ${IMAGE_FILENAME}.xz.sig"
     echo ''
     echo 'To copy to microSD, USB drive or SSD'
     echo ''

src/freedombone-image-makefile

@@ -39,7 +39,7 @@ TODAY := $(shell date +%Y-%m-%d)
 NAME = build/$(PROJECT_NAME)-$(IMAGE_NAME)-$(TODAY)_$(BUILD)
 IMAGE = $(NAME).img
 ARCHIVE = $(IMAGE).xz
-SIGNATURE = $(ARCHIVE).sig
+SIGNATURE = $(ARCHIVE).asc
 OWNER = 1000
 
 # settings for `make test`