tweak release note for bug 1602862
tweak release note for bug 1602862

Change-Id: I9bf4f14a7dc059b90dfe4fee1c6e58f752d781a5
Closes-Bug: #1602862
Signed-off-by: Doug Hellmann <0798ebecfb7bc4dfb9d0445c2fa030eb64e1fa1c@doughellmann.com>

openstack/release-test