Update gcr.io/kasten-images/state Docker tag to v7.0.5

This MR contains the following updates:

Package	Type	Update	Change
gcr.io/kasten-images/state		patch	7.0.4 -> 7.0.5
gcr.io/kasten-images/state	ironbank-docker	patch	7.0.4 -> 7.0.5
gcr.io/kasten-images/state	stage	patch	7.0.4 -> 7.0.5

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