Bump logging-route-service to go 1.7
Bump logging-route-service to go 1.7

Signed-off-by: Shash Reddy <1b59e0d2ac1ccc006e81da671242cb1775d373a2@pivotal.io>

matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests