Bump github.com/cloudfoundry-incubator/bosh-backup-and-restore from 1.9.65 to 1.9.66 in /src/s3-blobstore-backup-restore

Bump github.com/cloudfoundry-incubator/bosh-backup-and-restore from 1.9.65 to 1.9.66 in /src/s3-blobstore-backup-restore #2195