Check for existence of correct file in ght-restore
Check for existence of correct file in ght-restore

Before using `indexes.sql` in the restore script, a check is made for the existence of `schema.sql` instead of `indexes.sql`. Rectify this.
gousiosg/github-mirror,pombredanne/github-mirror,gousiosg/github-mirror,jeffmcaffer/github-mirror,jeffmcaffer/github-mirror,pombredanne/github-mirror