Update java to version v60
Update java to version v60

java buildpack version v60 fix an issue with herokuish test execution.

For more details:
- https://github.com/heroku/heroku-buildpack-java/pull/94
- https://gitlab.com/gitlab-org/gitlab-ce/issues/44980
expa/herokuish,expa/herokuish,expa/herokuish,gliderlabs/herokuish,expa/herokuish,gliderlabs/herokuish,expa/herokuish,expa/herokuish,gliderlabs/herokuish,expa/herokuish,gliderlabs/herokuish,gliderlabs/herokuish,gliderlabs/herokuish,gliderlabs/herokuish,gliderlabs/herokuish,expa/herokuish