Whitespace fixes

stage1/01-sys-tweaks/00-run.sh

@@ -12,5 +12,3 @@ if [ -n "${FIRST_USER_PASS}" ]; then
 fi
 echo "root:root" | chpasswd
 EOF
-
-

stage2/01-sys-tweaks/01-run.sh

@@ -30,6 +30,7 @@ on_chroot <<EOF
 for GRP in input spi i2c gpio; do
 	groupadd -f -r "\$GRP"
 done
+
 for GRP in adm dialout cdrom audio users sudo video games plugdev input gpio spi i2c netdev render; do
   adduser $FIRST_USER_NAME \$GRP
 done