Upgrade bazlets to latest stable-2.16
Upgrade bazlets to latest stable-2.16

As the previously used commit was locally verified but not the one
merged in after reviewing.

Change-Id: I9e8c5233787b539a741b4f529c08674f8707ea74

GerritCodeReview/plugins_delete-project,GerritCodeReview/plugins_delete-project,GerritCodeReview/plugins_delete-project,GerritCodeReview/plugins_delete-project