Fixing access permissions for docker image list

chmod from 775 to 664

Issue-ID: OOM-1800

Change-Id: I0f459a246bc636d696f4bbc32cca6e27ca37db80
Signed-off-by: Tomáš Levora <t.levora@partner.samsung.com>
diff --git a/build/data_lists/onap_docker_images.list b/build/data_lists/onap_docker_images.list
old mode 100755
new mode 100644