Update checkstyle.go to refer to checkstyle 5.7.

Change-Id: I15a68ad9bb37b05c080f96e66f697c9a3a29a4d0
2 files changed
tree: e6140b4fcfd22e1ffcf3047291b01a8e0ac7ca3f
  1. LICENSE
  2. README
  3. checkstyle/
  4. cmd/
  5. creds/
  6. gerrit/
  7. git/
  8. jenkins/
  9. lint/