remove storelets-release permissions to create tags
remove storelets-release permissions to create tags

As an official project, the storelets team should be using
openstack/releases to tag releases.

Change-Id: I3b61e929a195a96eef81aac589e80592b2fa4482
Signed-off-by: Doug Hellmann <0798ebecfb7bc4dfb9d0445c2fa030eb64e1fa1c@doughellmann.com>

openstack-infra/project-config,openstack-infra/project-config