Update bazlets to fix build with bazel 0.23
Update bazlets to fix build with bazel 0.23

- Use target JDK for GWT compilation

Bug: Issue 10536
Change-Id: Ia8162d83ce616d9f571f57a34228b57f7fe4e1d3

GerritCodeReview/plugins_serviceuser,GerritCodeReview/plugins_serviceuser,GerritCodeReview/plugins_serviceuser,GerritCodeReview/plugins_serviceuser,GerritCodeReview/plugins_serviceuser