tree add40d1c730f87c42170d881d0e688069c4bc3a1
parent 3716ca6cb1fb56b171622eeb334d745346c680db
author Marco Miller <marco.miller@ericsson.com> 1579185652 -0500
committer Marco Miller <marco.miller@ericsson.com> 1579188213 -0500

Upgrade bazlets to latest stable-2.15

To use the now mandatory https protocol for MAVEN_CENTRAL.

Bug: Issue 12170
Change-Id: Ic12332a51b4cceb1ab7fb98320d73d287dfcab33