chore(deps): update griefed/baseimage-ubuntu-jdk-8 docker tag to v2

This MR contains the following updates:

Package	Type	Update	Change
griefed/baseimage-ubuntu-jdk-8	image	major	1.0.5 -> 2.0.0
griefed/baseimage-ubuntu-jdk-8	final	major	1.0.5 -> 2.0.0
griefed/baseimage-ubuntu-jdk-8	stage	major	1.0.5 -> 2.0.0

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