Update griefed/baseimage-ubuntu-jdk-8 Docker tag to v2.0.3

This MR contains the following updates:

Package	Type	Update	Change
griefed/baseimage-ubuntu-jdk-8	image	patch	2.0.2 -> 2.0.3
griefed/baseimage-ubuntu-jdk-8	final	patch	2.0.2 -> 2.0.3
griefed/baseimage-ubuntu-jdk-8	stage	patch	2.0.2 -> 2.0.3

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