Replace single-server URL with redirecting URL (#376)
Replace single-server URL with redirecting URL (#376)

Instead of using a single server specific URL for the
GPG key location, use a redirecting URL for resiliency.

Signed-off-by: Brian J. Murrell <2a8f564cbb80211e19c0a14fed38a451599c042f@intel.com>
intel-hpdd/intel-manager-for-lustre,intel-hpdd/intel-manager-for-lustre,intel-hpdd/intel-manager-for-lustre