[#70373150] Rely on conditional in syslog_forwarder config instead of *_ctl.erb

Signed-off-by: Johannes Tuchscherer <jtuchscherer@pivotallabs.com>
Bump src/cloud_controller_ng

Bump cloudfoundry/cloud_controller_ng:
  Johannes Tuchscherer:
     [#70373150] Rely on conditional in syslog_forwarder config instead of *_ctl.erb ( Travis finished: https://travis-ci.org/cloudfoundry/cloud_controller_ng/builds/24471285 )