Upgrade bazlets to latest stable-2.16 to build with 2.16.22 API
Upgrade bazlets to latest stable-2.16 to build with 2.16.22 API

Change-Id: I13e17c928c8fef79b876ec2889d2d7189d84b8b4

GerritCodeReview/plugins_javamelody,GerritCodeReview/plugins_javamelody,GerritCodeReview/plugins_javamelody