Make upload to LFS a single task

Signed-off-by: Enrique Belarte Luque <[email protected]>

.tekton/upload-signed.yaml

@@ -30,7 +30,7 @@ spec:
                  for layer in $(ls -1t | grep -v 'manifest.json\|version'); do
                      if [ $layer == "opt" ]; then
                         #tar -xvf "$layer" -C /tmp/image-rootfs
-                        cp -r $layer/drivers/   $(workspaces.drivers-dir.path)/
+                        cp -r /$layer/drivers/   $(workspaces.drivers-dir.path)/
 
                      fi
                 done